Answer: add 7 each time
Step-by-step explanation:
no explanation lol
Answer:
add 7 to the previous number
Which point is the best approximation of the relative maximum of the
polynomial function graphed below?
30
25
20
15
10
5
4
2
10
5
-10
15
-20
25
-30
-50-
Answer:
D
Step-by-step explanation:
your maximum "point" of the polynomial is the highest point that the curve makes which in this case is around x=-3.6 and y=17
The point of maxima for the given function is (-3.6, 17).
What is a function?A function y = f(x) is a one to one relationship between two sets X and Y where the set X is called the domain and Y the range of function f(x) ans x ∈ X and y ∈ Y.
As per the graph of the function following conclusion are as below,
It has a maxima in second quadrant.
After the point of maxima, its value starts to decrease.
Then, it reaches it lowest value in fourth quadrant after which it increases again.
By examining the given options, the correct point of maxima can be found as (-3.6, 17).
Hence, the point of relative maxima for the graph can be evaluated as (-3.6, 17).
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Select the correct answer.
Which statement describes the end behavior of the function f(x) = 3|x − 7| − 7?
A.
As x approaches negative infinity, f(x) approaches negative infinity.
B.
As x approaches negative infinity, f(x) approaches positive infinity.
C.
As x approaches positive infinity, f(x) approaches negative infinity.
D.
As x approaches positive infinity, f(x) is no longer continuous.
Answer:
answer is B..as x approaches negative infinity,f(x) approaches positive infinity.
Bessel polynomials are defined recursively as B(0, x) = 1, B(1, x) = x + 1, and for n > 1 : B(n, x) = (2n − 1)xB(n − 1, x) + B(n − 2, x). Use memoization to define a recursive function B which takes on input an int n and a double x. B(n, x) returns a double, the value of the n-th Bessel polynomial at x.
The function checks if the result for the current inputs has already been computed and stored in the `memo` cache. If so, it returns the cached result, otherwise it calculates the result using the recursive definition of the Bessel polynomials and stores the result in the `memo` cache for future use.
Memoization is a technique where we store the results of expensive function calls and return the cached result when the same inputs occur again. Here's a recursive function that uses memoization to calculate the n-th Bessel polynomial at x:
```
memo = {} # Memoization cache
def B(n, x):
if n == 0:
return 1
elif n == 1:
return x + 1
elif (n, x) in memo:
return memo[(n, x)]
else:
result = (2 * n - 1) * x * B(n - 1, x) + B(n - 2, x)
memo[(n, x)] = result
return result
```
The function checks if the result for the current inputs has already been computed and stored in the `memo` cache. If so, it returns the cached result, otherwise it calculates the result using the recursive definition of the Bessel polynomials and stores the result in the `memo` cache for future use. This approach avoids redundant calculations and can significantly speed up the computation of Bessel polynomials for large values of n.
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Math practice for math tmr
Graph:
Answer:
its 1/2
Step-by-step explanation:
Answer:
math
Step-by-step explanation:
Find the value of x.
ASAP!!
Answer:
x = 80
Step-by-step explanation:
Tangent Chord Angle =1/2 Intercepted Arc
40 = 1/2 x
80 = x
Trey made a scale drawing of a microchip using a scale of 2 inches to 1 centimeter. His drawing was an enlargement that depicted the chip as 6 inches long and 4 inches wide. However, the drawing isn’t big enough to clearly show all of the chip’s components. So he wants to make the drawing larger.
Complete the steps below to figure the dimensions of the scale drawing if Trey changes the scale to 3 inches to 1 centimeter.
Part D: Use the actual width from part B to find the width of the microchip in Trey’s new scale drawing.
Part B's answer: The actual width of the microchip is 2 centimeters
Answer:
To find the width of the microchip in Trey's new scale drawing, we need to apply the new scale of 3 inches to 1 centimeter. If the actual width of the microchip is 2 centimeters, we can multiply it by the new scale to find the equivalent width in inches.
So, the width of the microchip in Trey's new scale drawing would be 2 centimeters * (3 inches/1 centimeter) = 6 inches.
Step-by-step explanation:
Please help ASAP geometry
The rounded area of the figure is approximately 86.9 square units.
To find the area of the figure, we need to calculate the sum of the area of the rectangle and the area of the semicircle.
Rectangle Area:
The length of the rectangle is 14 units and the width is 8 units. The area of a rectangle is calculated by multiplying its length and width. Therefore, the area of the rectangle is 14 × 8 = 112 square units.
Semicircle Area:
The semicircle is removed from one of the short sides of the rectangle. The radius of the semicircle is half the width of the rectangle, which is 8/2 = 4 units.
The area of a semicircle is given by (π × r^2) / 2, where r is the radius. Therefore, the area of the semicircle is (π × 4^2) / 2 = 8π square units.
Total Area:
Now we can calculate the total area by subtracting the area of the semicircle from the area of the rectangle:
Total Area = Rectangle Area - Semicircle Area
= 112 - 8π
To round to the nearest tenth, we need to evaluate the numerical value of π. Using an approximation of π as 3.14, we can calculate the total area:
Total Area ≈ 112 - 8 × 3.14
≈ 112 - 25.12
≈ 86.88
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Question 16 of 35
Henri earned $1030 a week last year. What was his yearly salary?
OA. $54,600
OB. $53,560
OC. $52,800
OD. $49,440
SUBMIT
Suppose $700 is invested for 2 years at a nominal yearly interest rate that is compounded monthly, further suppose it accumulates to 773.45 after 2 years. Find the effective annual interest rate of the investment. Effective annual interest rate =
The effective annual interest rate of the investment is approximately 5.4%.
To find the effective annual interest rate, we need to consider the compounding frequency and the total accumulated amount after the specified time period. In this case, the investment is compounded monthly, and it accumulates to $773.45 after 2 years.
Convert the nominal interest rate to the monthly rate:
Since the interest is compounded monthly, we need to convert the nominal yearly interest rate to the monthly rate. Assuming a nominal interest rate of \(\(r\)\), the monthly rate can be calculated as \(\(i = \frac{r}{12}\)\).
Calculate the effective annual interest rate:
To find the effective annual interest rate, we can use the formula:
\(\((1 + i)^{12} = (1 + \text{effective annual interest rate})\)\).
Rearranging the formula and solving for the effective annual interest rate, we have:
\(\(\text{effective annual interest rate} = (1 + i)^{12} - 1\)\).
Substitute the values and calculate:
In this case, the accumulated amount is $773.45 after 2 years. By substituting the values into the formula, we have:
\(\(773.45 = 700(1 + \frac{r}{12})^{24}\)\).
Solving for \(\(r\)\), we find:
\(\(\frac{r}{12} \approx 0.0045\)\).
Converting the monthly rate to the effective annual interest rate, we get:
\(\((1 + \frac{r}{12})^{12} - 1 \approx 0.054\),\) which is equivalent to 5.4%.
Therefore, the effective annual interest rate of the investment is approximately 5.4%.
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Marcia has an abundant supply of 3 cent stamps and 8 cent stamps. She needs to mail a package which requires exactly $2.00 postage. How can she come p with exactly $2.00 using any combination of the 3 cent and 8 cent stamps?
There are 9 different solutions to this problem. Try to find them all and list them.
−48t+2≤−71t+14 help me pls
The Interval Notation is 12/23. Interval notation is simply a shortcut for writing numerical sets, specifically continuous ranges of real numbers.
What is meant by Interval Notation?Interval notation is a method of describing continuous sets of real numbers using the numbers that bind them. When written, intervals resemble ordered pairs. They are not, however, intended to denote a specific point. Rather, they are intended to be a quick way to express an inequality or system of inequalities.Interval notation is a method of writing real number line subsets. A closed interval is one that includes its endpoints, such as the set x | 3x1. An open interval is one that does not contain its endpoints, such as x | 3x1.Therefore,
Move all terms containing t to the inequality's left side. + Tap for more steps...
23 t + 2 ≤ 14
Move all terms that do not contain t to the inequality's right side. + Tap for more steps...
23 t ≤ 12
Divide each term in 23 t ≤ 12 by 23 and simplify.
+ Tap for more steps...
t ≤ 12/23
The result can be shown in multiple forms. Inequality Form:
t ≤ 12/23
Interval Notation:
( - ∞, 12/23)
Hence, The Interval Notation is 12/23.
The complete question is:
Solve for t , -48t+2<=-71t+14
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the formula for the test statistic used for a two sample test of means where the population variances are unknown and unequal is: t = x1−x2√s12/n1 s22/n2 match the variables to their description.
The variables of the test statistic may be determined to be \($s _1$\), \($s _2$\), \($n_ 1, n _2$\), t, which is the t - distribution test statistic, and \($x _1, x _2$\), which is the mean of the two samples.
What is meant by t - distribution test statistic?When the variances of the two groups are not equal, pooled standard deviation estimations cannot be used. As an alternative, we must determine the standard error for each group separately. The variables of the test statistic may be determined to be \($s _1$\), \($s _2$\), \($n_ 1, n _2$\), t, which is the t - distribution test statistic, and \($x _1, x _2$\), which is the mean of the two samples.
The formula for this type of test statistic is given by -
\($t=\frac{x_1-x_2}{\sqrt{\frac{s_1^2}{n_1}+\frac{x_2}{n_2}}}$$\)
Here, the variables can be defined as below -
\($s_1^2, s_2^2=$\) variance of two samples
\($n_1, n_2=$\) respective sizes of the two samples
t = t - distribution test statistic
\($x_1, x_2=$\) Mean of the two samples
As a result, the variables of the test statistic can be determined to be \($s _1, s _2$\), which represents the variance of two samples, \($n _1, n _2$\), which represents the size of the two samples, t, which represents the t-distribution test statistic, and \($x _1, x _2$\), which represents the mean of the two samples.
The complete question is:
The formula for the test statistic used for a two sample test of means where the population variances are unknown and unequal is:
t = X1−X2√s12/n1+s22/n2X1-X2s12/n1+s22/n2
Match the variables to their description.
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0.04 divided by 565 because i don't know it
Please help fast in a hurry
Answer:
The answer is 15.71
Step-by-step explanation:
All you have to do is multiply Pie or 3.14 with 5 from the sphere. 3.14 x 5 = 15.7. If you use the Pie symbol when multiplying you'll get this answer -> 15.70796327. But I recommend using the pie symbol and just rounding it off. When rounding 15.70796327 to the hundredth place, do you know the saying 5 & up moves up and 4 & below stays??? Will it's the same thing here. 7 in 15.707 will move the 0 to a 1 instead of a 0.
12n^2+12n+9=0
Please solve!
Answer:
n = (1/2)(-1 ± i√2)
Step-by-step explanation:
Among the several ways in which quadratic equations can be solved is the quadratic formula. Putting to use the coefficients {12, 12, 9}, we obtain the discriminant, b^2 - 4ac: 12^2 - 4(12)(9) = 144 - 432 = -288. The negative sign of this discriminant tells us that the quadratic has two unequal, complex roots. These roots are:
-b ± √(discriminant)
n = ---------------------------------
2a
Here we have:
-12 ± √(-288) -12 ± i√2√144 -12 ± i12√2
n = ---------------------- = ------------------------ = --------------------
2(12) 24 24
or:
n = (1/2)(-1 ± i√2)
which of these is the correct way to write 21000 in words?
Answer:
Twenty-one Thousand
Step-by-step explanation:
suppose a is invertible. (a) show or explain why at a is also invertible for any matrix a.
If A is an invertible matrix, then ATA is also invertible. This is because the determinant of ATA is the product of the determinants of AT and A, and since A is invertible, its determinant is not equal to zero. Therefore, the determinant of ATA is also not equal to zero, which means that ATA is invertible.
1. If A is invertible, then det(A) ≠ 0.
2. The determinant of ATA is equal to the product of the determinants of AT and A, i.e. det(ATA) = det(AT) * det(A).
3. Since A is invertible, det(A) ≠ 0, and det(AT) = det(A), we have det(ATA) = det(A) * det(A) ≠ 0.
4. Therefore, ATA is also invertible.
In conclusion, if A is an invertible matrix, then ATA is also invertible.
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Select the better deal in the pair. Then give the unit rate for the better deal.
$56/25 gal
or
$32.05/15 gal
Answer:
The better deal is $32.05/15 gal
Step-by-step explanation:
Divide:
56/25
=2.24
32.05/15
=2.13666667
=2.14
From a stick 2y metres long, I cut a piece of length 4y centimetres. What fraction of the original stick remains?
Answer: \(\dfrac{49}{50}\)
Step-by-step explanation:
Given
Length of the stick is \(2y\ m\)
A piece of \(4y\ cm\) is cut
We know, 1 m=100 cm
So, \(2y\ m\) in cm is \(200y\ cm\)
Remaining length after cut is
\(\Rightarrow 200y-4y=196y\)
Fraction of length that is left after the cut is
\(\Rightarrow \dfrac{196y}{200y}\\\\\Rightarrow \dfrac{49}{50}\)
Thus, \(\frac{49}{50}\) fraction of original stick remains after cut
X+ y = 8
x- y = 2
How do I graph this
Answer:
Subtract y from first one
Add y to second one so:
x =8-y
x =2+y
For the first one, find 8 on the Y axis and mark a point. Then go down right and down one. Mark another point. Connect the dots.
For the second one, find 2 on the Y axis and mark a point. Go up and right and up one.
Mark another point. Connect the points.
Hope this helps
21. A triangle has vertices A(-2,4), B(6,2), and C(1,-1). Prove using the Distance Formula and
Slope Formula that ABC is an isosceles right triangle.
To prove that triangle ABC is an isosceles right triangle, we need to show that two sides of the triangle are equal in length and one angle is a right angle.
Distance Formula:
The distance between two points (x₁, y₁) and (x₂, y₂) is given by the distance formula:
d = √[(x₂ - x₁)² + (y₂ - y₁)²]
Using the distance formula, we can calculate the lengths of the three sides of the triangle:
Side AB: d₁ = √[(6 - (-2))² + (2 - 4)²] = √[8² + (-2)²] = √(64 + 4) = √68
Side BC: d₂ = √[(1 - 6)² + (-1 - 2)²] = √[(-5)² + (-3)²] = √(25 + 9) = √34
Side AC: d₃ = √[(-2 - 1)² + (4 - (-1))²] = √[(-3)² + 5²] = √(9 + 25) = √34
Slope Formula:
The slope between two points (x₁, y₁) and (x₂, y₂) is given by the slope formula: m = (y₂ - y₁) / (x₂ - x₁)
Using the slope formula, we can calculate the slopes of the three sides of the triangle:
Slope AB:
m₁ = (2 - 4) / (6 - (-2)) = (-2) / 8 = -1/4
Slope BC:
m₂ = (-1 - 2) / (1 - 6) = (-3) / (-5) = 3/5
Slope AC:
m₃ = (4 - (-1)) / (-2 - 1) = 5 / (-3) = -5/3
From the distances calculated and the slopes of the sides, we can see that side AB is equal in length to side BC (both √34), indicating that two sides are equal. Additionally, the slope of side AC (m₃ = -5/3) is the negative reciprocal of the slope of side AB (m₁ = -1/4), indicating that the two sides are perpendicular, and hence, one angle is a right angle.
Therefore, triangle ABC is an isosceles right triangle.
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6. There are 785 students in the senior class. If there are 77 more females in
the class than males, how many male and female seniors are there?
... please solve this using if systems of equations
Answer:
there are 431 females and 354 males in the class
Step-by-step explanation:
Let the number of females student in the class be x
Let the males by y
If there are 785 students in the senior class, then;
x+y = 785 .... 1
If there are 77 more females in the class than males, then;
x = y+77 ....2
Substitute 2 into 1
y+77+y = 785
2y = 785 - 77
2y = 708
y = 708/2
y = 354
Since x = 785 - y
x = 785 - 354
x = 431
Hence there are 431 females and 354 males in the class
7 + 5v − 0 + 2v − 1 = ______
Using a local telephone book to select a simple random sample could introduce _____ bias.
Answer:
Undercoverage
Step-by-step explanation:
Using a local telephone book to select a simple random sample could introduce UNDERCOVERAGE bias.
I hope it helps! Have a great day!
Write a system of equations to describe the situation below, solve using substitution, and fill
in the blanks.
Aunt Emily is pricing cakes for a baby shower she is throwing. She wants one large cake
shaped like a duckling and also some cupcakes in pastel colors. Clarksville Bakery charges $3
for each cupcake, plus $50 for the large cake. Sebastian's Sweet Shoppe charges $34 for the
large cake and $4 for each cupcake. If Aunt Emily orders a certain number of cupcakes, the
cost will be the same at either bakery. How many cupcakes would that include? What would
the total cost be?
If Aunt Emily orders
cupcakes, it will cost s
at either shop.
The system of equations is y = 50 + 3x; y = 34 + 4x. The number of cups that Aunt Emily orders is 16. The cost of either shop for 16 cupcakes is $98.
What is substitution method?
The algebraic technique for resolving multiple linear equations at once is called the substitution method. As the name implies, this method involves substituting a variable's value from one equation into another. In this manner, a pair of linear equations are combined into a single, simple linear equation with just one variable.
Assume that x number of cups that ordered by Aunt Emily.
Given that, Clarksville Bakery charges $3 for each cupcake, plus $50 for the large cake.
Therefore, the cost of x cupcake is 50 + 3x.
y = 50 + 3x
Also, Sebastian's Sweet Shoppe charges $34 for the large cake and $4 for each cupcake.
Therefore, the cost of x cupcake is 34 + 4x.
y = 34 + 4x
The system of equations is
y = 50 + 3x ....(i)
y = 34 + 4x ...(ii)
To find the number of cupcakes that Aunt Emily orders, use substitution method to solve the system of equation.
Substitute y = 50 + 3x in equation (ii)
50 + 3x = 34 + 4x
Subtract 3x from both sides:
50 = 34 + x
x = 16
Putting x = 16 in equation (i)
y = 50 + (3 × 16) = 98
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33. A competition question requests students to form a three-digit number.
In this question, the following conditions are given.
The digits in the number must be different.
All the digits in the numbers must be prime numbers.
The number formed must be the product of four prime numbers.
The sum of the prime factors of the number is 30.
What is the three-digit number?
Answer:
532
Step-by-step explanation:
532 = 2·2·7·19
__
There are 24 possible 3-digit numbers from the set {2, 3, 5, 7}. Of those, 6 have four factors: 372, 375, 532, 572, 732, 735.
The sums of factors of these numbers are ...
38, 18, 30, 28, 68, 22
The number of interest is 532.
Find the value of x to the nearest tenth.
Answer: "x" is 4.5
Step-by-step explanation:
first lets find the leg of the first right triangle using the given leg of 6 and the hypoteneuse of 9 using Pythagorean theorem a^2 + b^2 = c^2.
6^2 + b^2 = 9^2
36 + b^2 = 81
subtract 36 from both sides to isolate b
36 - 36 + b^2 = 81 - 36
simplify
b^2 = 45
take square root of both sides
\(\sqrt{b^{2} }\) = \(\sqrt{45}\)
b = 6.7
Now we can find x of the 2nd right triangle using the know hypoteneuse of 6.7 and the known leg of 5
a^2 + b^2 = c^2
5^2 = b^2 = 6.7^2
25 + b^2 = 44.9
subtract 25 from both sides to isolate b
25 - 25 + b^2 = 44.9 - 25
b^2 = 19.9
take square root of both sides
\(\sqrt{b^2}\) = \(\sqrt{19.9}\)
b= 4.5
so your answer to what is "x" is 4.5
Please help will give brainliest if its correct
Answer:
radius squared
Step-by-step explanation:
ANSWER ASAP PLEZ I HAVE BEEN ON THESE QUESTIONS FOREVER AND PLEASE DONT JUST TAKE THE POINTS I REALLY NEED HELPPPPPPPPPPP :(
Answer: For #6, domain is {-3≤x<4}, range is {-3<y≤-1}
Step-by-step explanation: For #6 domain, the leftmost point on the graph is -3, with a closed circle. This means that x is greater than or equal to -3 (-3≤x). The rightmost point is 4, with an open circle, meaning that x is less than 4 (x<4). Put them together in the standard format, and you get {-3≤x<4}. Same principle for range; lowest point is -3, with an open circle (-3<y), and highest point is -1, with a closed circle (x≤-1). Result is {-3<y≤-1}.
I'm not sure whether you are a beginner at this or if it's just this one that you're stuck on, I hope my answer was sufficient.
A summary of two stocks is shown.
Name of Stock Symbol Closing Price Day 1 Closing Price Day 2 Closing Price Day 3
Metroplis, Ltd MTP 17.95 18.28 18.25
Suburbia, Inc SBR 5.63 5.88 4.98
Suppose you purchase 30 shares of Metropolis stock and 55 shares of Suburbia stock on Day 1 at the closing price. Which day, during the following two days, would be the best to sell both stocks?
Day 2 is the best by $26.75.
Day 3 is the best by $26.75.
Day 2 is the best by $23.65.
Day 3 is the best by $23.65.
The solution is, the unique price of the proportion is $10.37 even as within the promotion it is promoting at $18.25 consequently, The inventory is over-valued.
We have,
The following market and stock-specific statistics 10.37201
anticipated Return on company Y = Rf + Beta(Rm-Rf)
= zero.029+ 1.forty one*(zero.082)
= zero.14462
charge of the stock =Dividend/predicted to go back
= 1. 5/0.14462
= 10.37201
So the unique price of the proportion is $10.37 even as within the promotion it is promoting at $18.25 consequently, The inventory is over-valued.
A market is described as the sum overall of all the consumers and dealers in the region or place under attention. The vicinity may be the earth, nations, regions, states, or towns. The fee, fee, and fee of items traded are according to forces of delivery and demand in a marketplace.
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complete question:
use the following market and stock specific information to answer this question. assume you create your own portfolio made up of the four individual stocks shown below. the weighting of the porfolio is 30% stock w, 20% stock x, 20% stock y and 30% stock z. if a treasury bill currently sells for $970.05 and if firm y is expected to pay a constant annual dividend of $1.50 per share, and if the stock is currently selling for $18.25 per share, what is your opinion of the stock price?