Answer:
60 dollars. I hipe this helps
How much is 2/3 cups plus 1 1/4 cups
\(1\frac{11}{12}\)
Step-by-step explanation:\(\frac{2}{3}+1\frac{1}{4}=\frac{2}{3}+\frac{5}{4}=\frac{8}{12}+\frac{15}{12}=\\ \\=\frac{8+15}{12}=\frac{23}{12}=1\frac{11}{12}\)
Solve for x and y in the equation.
xy=80 and log x - 2 log y =1
9514 1404 393
Answer:
(x, y) = (40, 2)
Step-by-step explanation:
Taking the antilog of the second equation, we have ...
x/y^2 = 10
x = 10y^2
Substituting this into the first equation gives ...
(10y^2)y = 80
y^3 = 8 . . . . . . . . divide by 10
y = 2 . . . . . . . . . . cube root
x = 10·2^2 = 40
The solution is (x, y) = (40, 2).
Please help asap !! I will give 10 points !!
Answer:
Step-by-step explanation:
12
Answer:
get help from a tutor if you need help really fast :)
Step-by-step explanation:
Camila has 6 bags of candy. She can pour 1/3 of a bag of candy into a bowl. How many bowls of candy can Camila make in all?
Answer:
18 Bowls of Candy
Step-by-step explanation:
Camila has 6 bags of candy, and she can pour 1/3 of a bag into a bowl. To determine how many bowls of candy she can make in total, we need to divide the total amount of candy by the amount of candy per bowl.
Since Camila can pour 1/3 of a bag into a bowl, it means she can make 3 bowls of candy with a full bag.
Now, we can calculate the total number of bowls of candy:
Total bowls of candy = (Number of bags) x (Bowls per bag)
Total bowls of candy = 6 bags x 3 bowls per bag
Total bowls of candy = 18 bowls
Therefore, Camila can make a total of 18 bowls of candy with her 6 bags of candy.
Which point on the grid is located at the coordinates (3,4)
Point a
Point b
Point c
Point d
Which one is it I need help
Without multiplying tell which is greater 4/5x45 or 2/3x45
Answer:
2/3 x 45 < 4/5 x 45
Step-by-step explanation:
Rearrange from smallest to largest:
2/3 x 45 < 4/5 x 45
I hope this helps!
Niles is building a sunroom on the back of his house. The length of the sunroom is 9ft and the width of the sunroom is 8 ft. He is ordering tiles for the floor. Each tile has an area of 6.2in^2 about how many tiles should niles order to completely cover the floor?
A... 12 tiles
B... 140 tiles
C... 168 tiles
D... 1,673 tiles
The number of tiles required to completely cover the floor is approximately 1673 tiles
Let find the area of the floor . Therefore,
Area of a rectangle:area = lwwhere
l = length
w = width
Therefore,
let's convert ft to inches.
9 ft = 108 inches
8 ft = 96 inches
area = 108 × 96
area = 10, 368 inches²
Number of tiles to completely cover the floor = 10368 / 6.2
Number of tiles to completely cover the floor = 1672.25806452
Number of tiles to completely cover the floor ≈ 1673 tiles
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Multiply. Simplify your answer and write as a mixed or whole number.
6 1/3 ⋅ 2
Determine which integers in the set S: {−2, −3, −4, −5} will make the inequality 4p − 7 ≥ 9p + 8 true.
PLS HELP ME
The integers in the set s: {-2,-3,-4,-5} will make the inequality 4p-7 \(\geq\) 9p+8 true are : -3, -4, -5
Let's solve the inequality first
4p -7 \(\geq\) 9p +8
Taking p's on the same side we will get :
-7 - 8 \(\geq\) 9p - 4p
-15 \(\geq\) 5p
Divide by 5 into both sides
-3 \(\geq\) p
i.e. p \(\leq\) -3
Therefore p must be less than or equal to -3
From the set, we have the numbers -3,-4,-5 which are less than or equal to -3
Hence the integers -3,-4,-5 will make the inequality 4p-7 \(\geq\) 9p+8 true
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6(31)+6(4)-6(15) mental math form
\(6(31)+6(4)-6(15)=6(31+4-15)=6(20)=120\)
ok done. Thank to me :>
X
7.
14
11
-10
у
-3
-9
-4
-3
15
O Function
O Not a Function
Answer:
function
Step-by-step explanation:
im not 100% sure
Find two z values, one positive and one negative, that are equidistant from the mean SO that the areas in the two tails add to 5% A) z =+1,96 and z = -1,96 B) 2 =+0.13andz =-0.13 2= +1.65 and 2 =-1.65 D) z = +2.58 and z =-2.58
The two z values are -1.96 and +1.96 this means that option A is the correct choice.
From the given information we know that P(-z<Z or Z>z) = 5% = 0.05.
Then the table (area under the normal curve) the probability of values smaller than a certain z-score of the standard normal distribution.
Now the standard normal distribution is symmetric about 0.
P(-z<Z)=P(-z<Z or Z>z)/2
P(-z<Z)=0.05/2
P(-z<Z)=0.025
Here we have to determine the corresponding z-score in area under the normal curve table.
The corresponding z-score z is then given in row/column title of area under the normal curve table which corresponding to a probability of 0.025 or the probability closest.
-z = -1.96
Two z -values , positive and negative that are equidistance from the mean so that the area in two tailed total 5% are,
= ±1.967 = ±1.96
z=-1.96,+1.96
Therefore, the correct option is A.
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If you were to invest your money, which term will you use to compute for the interest in your investment: exact or approximate time? Justify your answer in one sentence.
2. If you're borrowing money, which type of interest would save you more money if the interest rate and time for loans are exactly the same? Explain your answer in one sentence.
The term that can be used by the person to compute the interest in the investment will be simple interest.
What is simple interest?It should be noted that simple interest simply means the interest that is charged on a loan.
The simple interest is gotten by multiplying the daily interest rate by the principal. When one borrows money.
Also, the type of interest that would save you more money if the interest rate and time for loans are exactly the same is a compound interest.
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Solve y = x³ for x if y = - 1000.
Answer: x = - 10
Step-by-step explanation:
We will use the equation given, substitute -1,000 in for y, and solve.
y = x³
(1,000) = x³
\(\sqrt[3]{ (1,000)} = \sqrt[3]{x^3}\)
- 10 = x
x = - 10
Choose the phrases below that will make the sentence true.
In the figure, the length of any line segment in the image is _________________ the length of the corresponding line segment in the preimage. The scale factor of the dilation is _________.
A
shorter than; 2
B
longer than; 2
C
longer than; 1
D
the same length as; 2
In the figure, the length of any line segment in the image is longer the length of the corresponding line segment in the preimage. The scale factor of the dilation is 2
What is the scale factor of dilation?The scale factor of dilation is defined as the change in size of a figure. Thus, a scale factor that is greater than 1 is referred to as an enlargement while a scale factor that is greater than 0 but less than 1 is referred to as a reduction.
Now, we are told that ΔABC has been dilated from center D to form ΔRST, This means that the lengths in ΔRST are longer than the lengths in ΔABC.
Secondly, by close inspection we can see that it was dilated by a scale factor of 2.
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The graph of f(x) = 1/x cos sqrt(x ^ 2 - 1) continuous for
all real numbers
all real numbers where x =0 .
all real numbers where - 1 <= x <= 1
all real numbers where x <= - 1; x >= 1
Answer:
D. all real numbers where x ≤ –1 or x ≥ 1.
Step-by-step explanation:
The graph of the function f(x) = (1/x)cos √(x² - 1) is continuous for all real numbers, where - 1 ≤ x ≤ 1. The correct is option C.
What is a function?A relation between a collection of inputs and outputs is known as a function. A function is a connection between inputs in which each input is connected to precisely one output. Each function has a range, co-domain, and domain.
Given:
f(x) = (1/x)cos √(x² - 1)
To prove continuous function:
At that value, the limit must exist.
At that value, the function must be defined, and.
And at that point, both the limit and the function must have equal values.
In mathematics, a continuous function is one where a continuous variation of the argument results in a continuous variation of the function's value (i.e., a change without a leap).
As you can see in the attached image.
Function is not defined in between (-1, 1)
And function have a leap in between (-1, 1).
Therefore, the function is continuous for all real numbers, where - 1 ≤ x ≤ 1.
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I can't find the answer for 46.3 divided by 1.5 Help!
The solution to the problem when \(46.3\) divided by \(1.5\) the result of the division is \(30.8666667\) in decimal form.
When a large number is distributed into small numbers of equal parts is called division.
The number \(1.5\) is not a factor of \(46.3\) , on dividing them the remainder is not zero.
Therefore, first convert \(1.5\) it into a whole number by multiplying it \(10\) so it becomes \(15\) .
Then convert \(46.3\) it into a whole number by multiplying it by \(10\) so it becomes \(463\)
Here, \(\dfrac{463 \times 10}{15 \times 10}\) which results in \(\dfrac{463}{15}\).
Now, divide \(\dfrac{463}{15}\) , the result will be \(30.8666667\).
The solution to the problem when \(46.3\) divided by \(1.5\) the result is \(30.8666667\).
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The vertex of a quadratic equation y = ax2
+ bx + c
Is located at x=-b/2a
You throw a ball into the air from a height of 5 feet with an initial vertical velocity of
32 feet per second. Use the vertical motion model, h = -16t2 + vt + s where v is the
initial velocity in feet/second and s is the height in feet, to calculate the maximum
height of the ball. Round your answer to the nearest tenth if necessary.
Using the vertical motion model equation, the maximum height in feet is 130 feet.
Given that:
a = -16.1 , b = 137 and c = -298
Now,
-16.1t²+137t + 3 = 301
⇒ -16.1t² +137t -298 = 0
We know that:
ax²+bx + c = 0
Discriminant b²-4ac , we know:
(a) Δ < 0 , which has no solution
(b) Δ > 0 , which has 2 solution
(c) Δ = 0, which has 1 solution.
y = a(x-300) (x+100)
Or, 30 = a (200-300) (200+300)
Or, a = -1/100
Or, y = -1/100(x²-200x + 300)
Or, y = -1/100 x² +2x +30
Therefore the maximum height is :
-1/100(100)² +2×100 +30 = 130
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Allen Siegell has a personal injury protection policy that covers each person in, on, around, or under his car for medical expenses up to $50,000. He is involved in an accident and five people in his car are hurt. One person has $3,000 or medical expenses, three people each have $500 worth of medical expenses, and Allen himself has medical expenses totaling $62,000. How much money must the insurance company pay out for these five people?
The total medical expenses for the five people in the car are $3,000 + $3*$500 + $62,000 = $3,000 + $1,500 + $62,000 = $66,500
What does a math word problem entail?
A math word problem is a question that is written as one or more sentences and asks students to use their mathematical understanding to solve an issue from "real world." In order for kids to understand the word problem, they must be familiar with the terminology that goes along with the mathematical symbols that they are used to.
Since Allen's personal injury protection policy covers each person up to $50,000, the insurance company must pay out $50,000*5 = $250,000 for the five people in the car.
Since the total medical expenses for the five people are $66,500, the insurance company will pay out the total medical expenses for the five people, which is $66,500.
Therefore, the insurance company must pay out $66,500 for these five people.
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Big Ideas Math Help
Evaluate:
a. 3 to the -3 power x 3 to the -2 power
b. -3/(-3) to the 2 power
Let's do
#a
\(\\ \rm\Rrightarrow 3^{-3}\times 3^{-2}\)
\(\\ \rm\Rrightarrow 3^{-3-2}\)
\(\\ \rm\Rrightarrow 3^{-5}\)
\(\\ \rm\Rrightarrow \dfrac{1}{3^5}\)
\(\\ \rm\Rrightarrow \dfrac{1}{243}\)
#b
\(\\ \rm\Rrightarrow \dfrac{-3}{(-3)^2}\)
\(\\ \rm\Rrightarrow \dfrac{-3}{9}\)
\(\\ \rm\Rrightarrow \dfrac{-1}{3}\)
\(\mathbb{PROBLEM:}\)
Evaluate:
a. 3 to the -3 power x 3 to the -2 power
b. -3/(-3) to the 2 power
\(\mathbb{SOLUTION:}\)
a. 3 to the -3 power x 3 to the -2 power
\( \tt \: {3}^{ - 3} \times {3}^{ - 2} \)
\( \tt \: {3}^{ - 3 - 2} \)
\( \tt {3}^{ - 5} \)
\( \tt \frac{1}{3.5} \)
\(\underline \bold\green{ \frac{1}{243} }\)
b. -3/(-3) to the 2 power
\( \tt \: \frac{ \: \: - 3}{ \: ( - 3) {}^{2} } \)
\( \tt \: \frac{ \: \: - 3}{ 9} \)
\( \underline \bold \green{ \frac{ \: - 1}{3 \: } }\)
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Write a sine function that has a midline of, y=5, an amplitude of 4 and a period of 2.
Answer:
y = 4 sin(π x) + 5
Step-by-step explanation:
A sine function with a midline of y=5, an amplitude of 4, and a period of 2 can be written in the following form:
y = A sin(2π/ x) +
where A is the amplitude, is the period, is the vertical shift (midline), and x is the independent variable (usually time).
Substituting the given values, we get:
y = 4 sin(2π/2 x) + 5
Simplifying this expression, we get:
y = 4 sin(π x) + 5
Therefore, the sine function with the desired characteristics is:
y = 4 sin(π x) + 5
Can you please help it’s hard!
Answer:
F
Step-by-step explanation:
Zane has a bowl of raspberries and blackberries. There are 2 more raspberries than
blackberries, and there are 18 berries in all. How many blackberries does Zane have?
blackberries
Answer:
8 raspberries
Step-by-step explanation:
I’m doing some homework and I completely forgot how to do perimeter since 5th. Just answer the first question so I can understand it againn :’)
Answer:
You can start by changing 12 3/4 into a decimal, which would be 12.75.
The formula for perimeter of a rectangle is (l + w) x 2, so you could write it like this:
(12.75 + 6.4) x 2
Then solve the question in the parenthesis...
19.15 x 2 = 38.30
Now, the question says to write the perimeter into simplest fraction form.
38.30 = 38 3/10.
So, there you have it!
38 3/10 meters
If this helped mark me as brainliest!
4 and 3 half's divided by 2 and 7
halfs minus 8
Answer:
4/3/2/7-8= -7
Step-by-step explanation:
Please help!!!!
\((\pi \sqrt 81 \frac{\sqrt[3]{8}}{2} ) / 3\pi = ???\)
Step-by-step explanation:
\((9\pi \frac{2}{2} )\div 3\pi \\ \)
\( \frac{9\pi}{3\pi} \\ \)
\(3\pi\)
3π is the answer
4x+2y=-2-4x-3y=5Elimination method
Answer
x = 1, y = -3
Explanation
Given system of equations:
\(\begin{gathered} 4x+2y=-2----i \\ -4x-3y=5----ii \end{gathered}\)Using the elimination method, add (i) and (ii) together:
\(\begin{gathered} 4x+(-4x)+2y+(-3y)=-2+5 \\ 4x-4x+2y-3y=3 \\ -y=3 \\ \text{Multiply both sides by -1} \\ y=-3 \end{gathered}\)To solve for x, put y = -3 into (i)
\(\begin{gathered} \text{Recall (i)} \\ 4x+2y=-2-----i \\ 4x+2(-3)=-2 \\ 4x-6=-2 \\ \text{Add 6 to both sides} \\ 4x-6+6=-2+6 \\ 4x=4 \\ \text{Divide both sides by 4} \\ \frac{4x}{4}=\frac{4}{4} \\ x=1 \end{gathered}\)The solution to the system of equations is x = 1 and y = -3
Find that the radius of curvature of ^2y=x^3-a^3
at the point where the
curves cut the X-axis.
The radius of curvature of the curve \(a^{2y\)=x³-a³ at the point where the curve intersects the x-axis is 27\(a^{\frac{3}{2}\).
To find the radius of curvature of the curve \(a^{2y\)=x³-a³ at the point where the curve intersects the x-axis, we need to first find the equation of the curve and then determine the value of y and its derivative at that point.
When the curve intersects the x-axis, y=0. Therefore, we have:
a⁰ = x³ - a³
x³ = a³
x = a
Next, we need to find the derivative of y with respect to x:
dy/dx = -2x/(3a²√(x³-a³))
At the point where x=a and y=0, we have:
dy/dx = -2a/(3a²√(a³-a³)) = 0
Therefore, the radius of curvature is given by:
R = (1/|d²y/dx²|) = (1/|d/dx(dy/dx)|)
To find d/dx(dy/dx), we need to differentiate the expression for dy/dx with respect to x:
d/dx(dy/dx) = -2/(3a²(x³-a³\()^{\frac{3}{2}\)) + 4x²/(9a⁴(x³-a³\()^{\frac{1}{2}\))
At x=a, we have:
d/dx(dy/dx) = -2/(3a²(a³-a³\()^{\frac{3}{2}\)) + 4a²/(9a⁴(a³-a³\()^{\frac{1}{2}\)) = -2/27a³
Therefore, the radius of curvature is:
R = (1/|-2/27a³|) = 27\(a^{\frac{3}{2}\)
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In a right triangle, sin (x + 10)° = cos (4x - 4)°. Solve for x. Round your answer
to the nearest hundredth if necessary.
The value of variable x is,
⇒ x = 42
We have to given that;
In a right triangle,
⇒ sin (x + 10)° = cos (4x - 4)°
Now, We can simplify as;
⇒ sin (x + 10)° = cos (4x - 4)°
⇒ cos (90 - (x + 10))° = cos (x - 4)°
⇒ 90 - (x + 10) = x - 4
⇒ 90 - x - 10 = x - 4
⇒ 80 + 4 = 2x
⇒ 2x = 84
⇒ x = 42
Thus, The value of variable x is,
⇒ x = 42
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Solve for |y| = -18.
Answer:
18
Step-by-step explanation:
bc it is asking for the absolute value