Answer:
\(\sqrt{160}\)
Step-by-step explanation:
\(a^{2} +b^{2} =c^{2} \\4^{2} +12^{2} =c^{2} \\16+144=c^{2} \\160=c^{2}\\\sqrt{160}=\sqrt{c^{2} }\)
Hope this helps
Rita plans to make a call using a calling card. For each call, rita has two options: 1. Pay $0. 49, plus an additional $0. 019 per minute. 2. Pay $0. 059 per minute. She predicts that her call will be x minutes long. Which inequality represents the statement, "rita would save money using the second option"?.
The inequality that represents Rita saving money from the second option is 0.059x < 0.49 + 0.019x
"Information available from the question"
In the question:
1. Pay $0. 49, plus an additional $0. 019 per minute.
2. Pay $0. 059 per minute.
Now, According to the question:
How to determine the inequality that represents the statement?
We have the following parameters that can be used in our computation:
1. Pay $0.49, plus an additional $0.019 per minute.
2. Pay $0.059 per minute.
These statements can be represented as
Option 1: y = 0.49 + 0.019x
Option 2: y = 0.059x
Where y is the total amount and x is the number of minutes
When she saves money, we have
Option 2 < Option 1
Substitute the known values in the above equation, so, we have the following representation
0.059x < 0.49 + 0.019x.
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on a biased dice, the probability of getting a two is 0.1. the dice is rolled 250 times
Answer:
If the probability of getting a two on a biased dice is 0.1, then the probability of not getting a two is 0.9.
To find the expected number of times a two is rolled in 250 rolls:
Expected value = (probability of an event occurring) x (number of trials)
Expected number of twos = 0.1 x 250 = 25
To find the expected number of times a number other than two is rolled in 250 rolls:
Expected number of non-twos = 0.9 x 250 = 225
Therefore, we would expect to roll a two 25 times and a number other than two 225 times in 250 rolls of this biased dice.
Answer:
0.790, or 79%.
Step-by-step explanation:
If the probability of getting a two on a biased dice is 0.1, then the probability of not getting a two is 0.9.
We can use the binomial distribution to calculate the probability of getting a certain number of twos in 250 rolls of the dice. The formula for the binomial distribution is:
P(X = k) = C(n, k) * p^k * (1-p)^(n-k)
Where:
P(X = k) is the probability of getting exactly k twos
n is the number of trials (250 rolls)
k is the number of successes (getting a two)
p is the probability of success (0.1)
(1-p) is the probability of failure (0.9)
C(n, k) is the number of ways to choose k successes from n trials (n choose k)
To calculate the probability of getting exactly k twos in 250 rolls, we plug in the values for n, k, p, and (1-p) into the formula:
P(X = k) = C(250, k) * 0.1^k * 0.9^(250-k)
We can use a calculator or a software program to find the probabilities for different values of k. Here are some examples:
The probability of getting no twos (k = 0) is P(X = 0) = C(250, 0) * 0.1^0 * 0.9^250 = 0.057
The probability of getting exactly one two (k = 1) is P(X = 1) = C(250, 1) * 0.1^1 * 0.9^249 = 0.153
The probability of getting at least two twos (k >= 2) is the complement of the probability of getting zero or one two:
P(X >= 2) = 1 - P(X = 0) - P(X = 1)
= 1 - 0.057 - 0.153
= 0.790
Therefore, the probability of getting at least two twos in 250 rolls of the biased dice is approximately 0.790, or 79%.
please leave a star
how to write 0.262 as a fraction
Answer:
\(\frac{131}{500}\)
Hope this helps!!
Answer:
131/500
Step-by-step explanation:
0.262 = 262/1000
\( = \frac{262 \div 2}{1000 \div 2} \)
= 131/500
11 Finding a difference quotient for a linear or quadratic function V Find the difference quotient f(x)=-3x²-2x+5 Simplify your answer as much as possible. f(x +h)-f(x) h f(x+h)-f(x) h = ( where h#0,
The difference quotient for the given function is 9 -2/h.
The difference quotient for the given function can be calculated as:
[f(x+h) - f(x)]/h
= [(3(x+h)² - 2(x+h) + 5) - (3x² - 2x + 5)]/h
= (3x² + 6xh + 3h² - 2x - 2h + 5 - 3x² + 2x - 5)/h
= (6xh + 3h² - 2h)/h
= (6x + 3h -2)/h
Simplifying the expression further, we get:
(6x + 3h -2)/h = 6 + 3h/h -2/h
= 6 + 3 -2/h
= 9-2/h
Therefore, the difference quotient for the given function is 9 -2/h.
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"Your question is incomplete, probably the complete question/missing part is:"
Find the difference quotient [f(x+h)-f(x)]/h, where h≠0, for the function below.
f(x)=3x² -2x+5. Simplify your answer as much as possible.
This day is one of 5 days that you spend in the classroom each week. Convert the fraction 1/5 to decimal form.
To visit his grandmother, Michael takes a motorcycle 3.853.853, point, 85 kilometers and a horse 3.323.323, point, 32 kilometers. In total, the journey takes 50.5450.5450, point, 54 minutes. How many kilometers is Michael's journey in total?
Answer:
7.17 km
Step-by-step explanation:
Given that:
Distance in kilometers traveled by motorcycle = 3.85 km
Distance in kilometers traveled by horse = 3.32 km
Total distance of journey in kilometers /
3.85 km + 3.32 km
= 7.17 kilometers
Apples are 6 for $1.50 and oranges are 5 for $3.00. How much does it cost to buy 2 apples and 2 oranges Help me solve show me the steps
Answer:
$1.70
Step-by-step explanation:
To figure out how much each apple costs, divide $1.50 by the quantity of apples (6). The answer to that is $0.25, so multiply it by the two apples to get $0.50.
For the oranges, divide $3 by 5. The answer for that is $0.60. Multiply that by the two oranges to get $1.20.
Then, add $0.50 to $1.20 to get a total of $1.70
Answer:
$1.70
Step-by-step explanation:
We know that you can buy 6 apples for $1.50 and 5 oranges for $3.00. So let's look at the cost for one individual apple first.
To find the amount/apple we can divide $1.50 by 6. Here's another way to look at it:
Assume A is cost per apple.
6A = $1.50
6A/6 = $1.50/6
A = $0.25
Now to find the amount for 2 apples, you want to multiply the amount it costs for one apple by 2, because you are multiplying the quantity by 2 as well.
A= $0.25
A *2 = $0.25 * 2
2A = $0.50
So for two apples, it is 50 cents.
We can use a similar process for oranges but with a different price and quantity.
Assume R is cost per orange.
5R = $3.00
5R/5 = $3.00/5
R = $0.60
To find the amount for two oranges we multiply the cost by two.
R = $0.60
R*2 = $0.60*2
2R = $1.20
Finally, we want the total amount for apples AND oranges so we find the sum.
$0.50 + $1.20 = $1.70
Find values of p for which the integral
∫10xpln(x)dx
converges and calculate the value of the integral for these values of p.
The integral ∫10x^p * ln(x) dx converges for all values of p except p = -1.
To determine the values of p for which the integral ∫10x^p * ln(x) dx converges, we need to consider the convergence of the integrand for different values of p. The integral will converge if the integrand is well-behaved and does not exhibit any divergence.
Let's analyze the integrand in two separate cases:
Case 1: p ≠ -1
When p ≠ -1, the integrand is well-defined for all x > 0. We can proceed with evaluating the integral.
∫10x^p * ln(x) dx = [x^(p+1) * ln(x)] / (p+1) + C
To calculate the value of the integral for a specific value of p, we can substitute the limits of integration into the antiderivative expression and evaluate the resulting expression.
Case 2: p = -1
When p = -1, the integrand becomes 10x^(-1) * ln(x), which poses a potential issue at x = 0. To determine if the integral converges for this case, we need to examine the behavior of the integrand near x = 0.
As x approaches 0, the expression ln(x) approaches negative infinity, which would cause the integrand to diverge. Therefore, for p = -1, the integral does not converge.
In summary, the integral ∫10x^p * ln(x) dx converges for all values of p except p = -1.
Please note that when evaluating the definite integral for specific limits of integration, you should substitute the limits into the antiderivative expression and then calculate the difference of the resulting expressions evaluated at the upper and lower limits.
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The equation y equals 760+22t represents the total number of students who graduated from andrea's school t years after 1998 the number of students who graduated from andrea's school each year is ____ (t, 22, 760, 782). the total number of students who graduated from andrea's school through 1998 is _____ (t, 22, 760, 782)
If the equation y = 760+22t represents the total number of students who graduated from Andrea's school t years after 1998, then the number of students who graduated from Andrea's school each year is 22
The equation is
y = 760 + 22t
Where y is the number of students who graduated from Andrea's school
t is the number of years after 1998
We know
The slope intercept form is
y = mx + b
Where m is the slope of the line
Slope of the line is change in y coordinate with respect to the change in x coordinate.
Here the slope of the line is 22, that is the number of students graduated from Andrea's school each year
Hence, if the equation y = 760+22t represents the total number of students who graduated from Andrea's school t years after 1998, then the number of students who graduated from Andrea's school each year is 22
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A bag contains 6 green marbles, 5 blue, and 9 red. What is the probability that you will select two green marbles from the bag?
Answer:
2/20
Step-by-step explanation:
if you add all of the marbles you will get 20 marbles in total.
Learning Outcomes Assessed: 1. Interpret graphs, charts, and tables following correct paragraph structures and using appropriate vocabulary and grammar. 2. Produce appropriate graphs and charts to illustrate statistical data. Hours Per Week Playing Sports Gender Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Boys 4 6 7 10 9 Girls 3 5 7 8 7 The table above shows the number of hours per week boys and girls spend playing sports. Look at the information in the table above then: 1. Illustrate the information in an appropriate chart/graph 2. Identify two trends in the chart and write a complete paragraph for each one summarizing the information by selecting and reporting the main features and making comparisons. Each paragraph must contain: • an introductory sentence . a topic sentence at least three supporting sentences; and
The provided table displays the number of hours per week spent playing sports based on gender and grade level. It includes data for grades 3 to 8 and differentiates between boys and girls.
To interpret the table, we observe that each row corresponds to a specific grade level, while the columns represent the gender categories. The numbers within the cells indicate the average hours per week spent playing sports. For example, in grade 3, boys spend 4 hours per week, while girls spend 3 hours per week.
To visually represent this data, a suitable graph would be a grouped bar chart. The x-axis would indicate the grade levels, while the y-axis would represent the number of hours per week. Separate bars would be used for boys and girls, and the height of each bar would correspond to the average number of hours spent playing sports for the respective grade and gender category.
By creating such a chart, we can easily compare the average hours spent playing sports between different grade levels and genders, enabling a visual understanding of the data patterns and potential differences in sports participation.
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1. Find the slant height of a square pyramid with a surface area of 57 square feet and a base perimeter of 12 feet
Answer:
Slant height = 8 feet.
Step-by-step explanation:
If the perimeter of the square base = 12 then each side of the base = 12/4
= 3 feet and its area = 3*3 = 9 ft^2
The area of one of the triangular sides = 1/2 * 3 * h where h is slant height.
So total surface area = 57 = 9 + 4 * 1.5h
9 + 6h = 57
6h = 48
h = 8 feet.
someone please help.
The completed table with regards to terms of an expression are presented as follows;
Condition \({}\) (6·x + 3) + (5·x - 4) (-4·y - 16) - 8·y + 10 + 2·y
Exactly 3 terms N/A \({}\) N/A
Exactly 5 terms N/A \({}\) N/A
Includes a zero pair No \({}\) No
Uses distributive property No No
Includes a negative factor No
Has no like terms False False
Condition \(8 - \dfrac{1}{2} \cdot \left(4 \cdot x - \dfrac{1}{2} + 12\cdot x -\dfrac{1}{4} \right)\) 0.25·(8·m - 12) - 0.5·(-4·m + 2)
Exactly 3 terms No \({}\) No
Exactly 5 terms Yes \({}\) \({}\) No
Includes a zero pair No \({}\) \({}\) Yes
Uses the distributive property Yes \({}\) Yes
Includes a negative factor Yes \({}\) Yes
Has no like terms No \({}\) No
What is a mathematical expression?A mathematical expression is a collection of variables and numbers along with mathematical operators which are all properly arranged.
The details of the conditions in the question are as follows;
Terms of an expression
A term is a subunit of an algebraic expression which are joined together by operators such as addition or subtraction
Zero pair
A zero pair are two numbers that when added together have a zero result
Distributive property
The distributive property of multiplication states that the multiplication of a number or variable by an addend is equivalent to the sum of the multiplication of the number or variable and each member of the addend
Negative factor
A negative factor is a factor that has a negative sign prefix
Like terms
Like terms are terms consisting of identical variables with the same powers of the variable
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Practice Problems
Directions: Using the Interest Formula, solve for the unknown.
1. Find P
P = ?
R = 10%
T = 16 mo
Interest $1047.20
Therefore, the principal is $654.50 when rate of interest is 10% and time period is 16 months.
What is percent?Percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol "%". Percentages are commonly used to express ratios, proportions, and rates. They are used in many areas of everyday life, such as in finance, business, and statistics.
Here,
The Interest Formula is:
I = P * R * T
where I is the interest earned, P is the principal (initial amount of money), R is the interest rate, and T is the time period.
We can rearrange the formula to solve for P:
P = I / (R * T)
Substituting the given values, we have:
P = 1047.20 / (0.10 * 16)
= $654.50
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Just need the answer fast pls help
Answer:
Answer is D. \(\frac{121}{49}a^8b^2\)
Step-by-step explanation:
We expand the powers.
\(\frac{11}{7}^2*(a^4)^2*(b)^2\\\frac{11}{7}*\frac{11}{7}*(a^4)(a^4)*(b*b)\\\frac{121}{49}*(a^8)*(b^2)\)
when doing variable power you add them together.
a^4*a^4=a^(4+4) , b^1*b^1=b^(1+1)
How long is a raisin?
Answer:
Depends
Step-by-step explanation:
This question is a very advanced question, but this depends on the grape that the raisin was previously.
lim with x yields infinity below left parenthesis fraction numerator t left parenthesis 2 over denominator 2 end fraction s to the power of 5 less or equal than fraction numerator 4 s plus 4 over denominator 1 plus-or-minus 1 end fraction division sign
Answer:
The vertical asymptotes are x=3 and x=-3. The horizontal asymptote is y=20.
Step-by-step explanation:
The given function is
Equate the denominator equal to 0, to find the vertical asymptotes.
Add 9 on both sides.
Taking square root on both sides.
Therefore the vertical asymptotes are x=3 and x=-3.
The given function can be written as
Degree of numerator and denominator are same.If degree of numerator and denominator are same, then horizontal asymptote is
Therefore the horizontal asymptote is y=20.
Step-by-step explanation:
Hope this helps:)
Solve 8cos(2x)=4 for the smallest three positive
solutions.
Give answers accurate to at least two decimal places, as a list
separated by commas
8cos(2x)=4 for the smallest three positive the smallest three positive solutions are approximately 0.52, 3.67, and 6.83.
To solve the equation 8cos(2x) = 4, we can start by dividing both sides of the equation by 8:
cos(2x) = 4/8
cos(2x) = 1/2
Now, we need to find the values of 2x that satisfy the equation.
Using the inverse cosine function, we can find the solutions for 2x:
2x = ±arccos(1/2)
We know that the cosine function has a period of 2π, so we can add 2πn (where n is an integer) to the solutions to find additional solutions.
Now, let's calculate the solutions for 2x:
2x = arccos(1/2)
2x = π/3 + 2πn
2x = -arccos(1/2)
2x = -π/3 + 2πn
To find the solutions for x, we divide both sides by 2:
x = (π/3 + 2πn) / 2
x = π/6 + πn
x = (-π/3 + 2πn) / 2
x = -π/6 + πn
Now, let's find the smallest three positive solutions by substituting n = 0, 1, and 2:
For n = 0:
x = π/6 ≈ 0.52
For n = 1:
x = π/6 + π = 7π/6 ≈ 3.67
For n = 2:
x = π/6 + 2π = 13π/6 ≈ 6.83
Therefore, the smallest three positive solutions are approximately 0.52, 3.67, and 6.83.
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Select the correct answer.
Which value in this data set is an outlier?
4,5, 1, 7, 4, 5, 8, 9, 6, 5, 4, 9,7
O A. 1
OB.
N
O C.
3
D. 9
Answer:
answer is 1
Step-by-step explanation:
What is the area of the rectangle 3cm 3cm
Answer:
18 square centimeters
Step-by-step explanation:
To find the area of a rectangle follow the formula, A=lw. Where A is the area, l is the length, and w is the width. So to find the area plug the dimensions into the formula. This would be A=6 x 3, which equals 18. Therefore the answer is 18 centimeters squared.
Answer:
9 cm
Step-by-step explanation:
Area is length x width
3 cm x 3 cm = 9 cm
But if you are doing the problem from the picture it is
A = 6 cm x 3 cm
= 18 cm
Which of these expressions is equivalent to 30b2?
A 3b + 10b
B 3b. 10b
c9b +21b
D 9b21b
Answer:
B) 3b. 10b
Step-by-step explanation:
B) 3b. 10b = (3x10)(bxb) = 30b²
PLS HELP ILL GIVE BRAINLIEST!!!
Answer:
the answer is negative 135
Kim throws a stone off a bridge into a river below. The
stone's height (in meters above the water ) X seconds after
she threw it, is modeled by
h (t) = - 5t2 + 20t + 60
Answer:
it hit the ground at 6 sec
Step-by-step explanation:
Which of the following taxpayers would be most likely to benefit from an installment sale?
Allan - He sold a business use car at a net gain that was less than the amount of depreciation
Kayla She sold business ue land for a gain
Marie She sold property she had held in inventory in her business at a net gain
Robert - He sold a fishig boat at a net loss
The taxpayer who would most likely benefit from an installment sale is Allan, who sold a business use car at a net gain that was less than the amount of depreciation.
What is an installment sale?An installment sale is a transaction in which the sales price is received over a period of time that spans more than one tax year. Installment sales may have tax advantages, which is why taxpayers should consider them.
The taxable profit in an installment sale is not calculated using the entire sales price. Instead, it is calculated by applying the gross profit percentage to each installment's payments received during the year. In general, if an installment sale meets the definition, the taxpayer reports income from the sale as the payments are received, rather than in the year of sale.
However, in some situations, taxpayers might choose to report the entire profit from an installment sale in the year of sale. In such instances, an election to do so must be made.
What is net gain?The difference between the sales price and the adjusted cost basis of the asset is known as the gain. The gain is reduced by selling expenditures to arrive at the net gain. Net gain occurs when the sales price of a commodity is higher than its cost of acquisition and other fees or expenses related to its purchase and sale.
What is depreciation?Depreciation is a term used in accounting and finance to describe the systematic decrease in the value of an asset over time due to wear and tear. It is an expense that lowers a company's net income and lowers the value of an asset on the balance sheet.
Hence, Allan, who sold a business use car at a net gain that was less than the amount of depreciation, will most likely benefit from an installment sale.
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a bakery sells apple pies for $12.85. if the pie has a diameter of 10 inches, what is the approximate cost per square inch? round to the nearest hundredth
The cost per square inch is $0.16 per square inches ( nearest hundredth)
What is area?Area is the measure of a region's size on a surface. The area of a plane region or plane area refers to the area of a shape or planar lamina, while surface area refers to the area of an open surface or the boundary of a three-dimensional object.
The area of a circular pie = πr²
= 3.14 × (10/2)² since r = d/2
= 3.14 × 5²
= 78.5 square inches
apple pies are sold for a cost of $12.85
Therefore the cost per square inches
= 12.85/78.5
= $0.16(nearest hundredth) per square inches
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need help asap. low geometry grade
Answer:
x=9.3
Step-by-step explanation:
use SohCahToa
in this case u use cos
cos(41°)=7/x
x=7/cos(41)
x=9.275090953
x=9.3
A 15ft ladder leans against the side of a house. The bottom of the ladder is 7ft away from the side of the house. Find the angle of elevation of the ladder. Round to the nearest tenth.
The angle of elevation of the ladder is obtained using trigonometric ratios which is 62.18°.
What is trigonometric ratio?
Triangle side length ratios are known as trigonometric ratios. In trigonometry, these ratios show how the ratio of a right triangle's sides to each angle. Sine, cosine, and tangent ratios are the three fundamental trigonometric ratios.
The ladder is leaning 15ft against the side of a house.
The value for hypotenuse is given as 15 ft.
The bottom of the ladder is 7ft away from the side of the house.
The value for base is given as 7 ft.
Apply the trigonometric ratio to find the angle -
cos θ = Base / Hypotenuse
Substitute the values in the equation -
cos θ = 7 / 15
θ = cos^-1 (7/15)
θ = 62.18°
Therefore, the angle value is obtained as 62.18°.
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Please answer with the work shown
The perimeter first figure that is made of a square and equilateral triangle is 52 cm.
What exactly are squares?
A square is a two-dimensional planar shape with four equal sides and four 90-degree angles. The features of a rectangle are similar to those of a square, but the distinction is that a rectangle has just its opposing sides equal.
A square's most significant qualities are
The four inner angles are 90 degrees.The four sides of the square are congruent, or equal.The square's opposing sides are parallel.The diagonals of the square intersect at 90°.The square's two diagonals are equal to each other.The diagonal of a square is divided into two isosceles triangles.
Square area=(side)²
Square perimeter=4*side
Now,
For first figure given that
sides of square are 14 cm in length
and length of side of equilateral triangle are=5 cm
but for finding perimeter of the figure only 3 sides of square and 2 sides of triangle are needed.
So, perimeter=3*14+2*5
=42+10
=52 cm
hence,
The perimeter first figure 52 cm.
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What are the factors of the polynomial P x x3 5x2 2x 8?.
By usinf Divison method and Prime Factorization, the factors of the polynomial are x=1,2,2
Short explanation of what polynomials are?A polynomial is an expression made up of variables, constants, and exponents that is combined using mathematical operations such as addition, subtraction, multiplication, and division.
cubic polynomial = x³ - 5x² + 8x - 4
suppose x = 1 ,
x - 1 = 0
So, one of the factor = (x - 1)
Now,
By Division method
x³ - 5x² + 8x - 4 = Dividend
x - 1 = Divisor
x² - 4x + 4 = Quotient
Now for x² - 4x + 4
x² - 2x- 2x + 4
(x-2)(x-2)
x=2,2
so, factors are x=1,2,2
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How to solve -3x+1<7
Answer:
x > − 2
Step-by-step explanation:
If your motive was to solve for x thats your answer, if not good luck!