What’s the answer to this if U know it, thank u so muchhhh!! :D

Answer:

I think the answer would be $58.35

Step-by-step explanation:

Answer:

$58.36

Step-by-step explanation:

you have $96.22 subtract 37.86 from that since its what he has left

$96.22 - $37.86= $58.36

Answer:The first 1 is 98

The second one I have no idea sorry-

Same with third one

and forth 1 sorry I cant help u with the last 3 I hope someone else does :)

Step-by-step explanation:

Answer:

A The same line.

Step-by-step explanation:

Answer: Mr Brust snored a total of 19,840 times last summer

Step-by-step explanation:

Mr Brust snores in the ratio of 1 nap : 320 snores or 1 nap = 320 snores

Given that he took a  nap everyday,  last summer We have that  .

For the month of July,

he had 31 naps( 31 days are in July)

Number of snores he made =31 x 320=9,920 snores

For the month of August

he also took 31 naps ( 31 days are in AugusT)

Number of snores he made = 31 x 320=9,920 snores

Therefore  Mr Brust snored a total of 9,920+ 9,920 =19,840 times

The required transformation of the regular polygon to onto itself is a rotation by the angle of 360° around its own center or any point in the plane.

Given that,
To determine which transformation carries the given regular polygon onto itself.

Here,
According to the question as asked.
There are only 2 usual possible ways of transforming a regular polygon that will onto itself as,
(1) A perfect rotation of 360° around its own center.
(2) A rotation of 360° around any point in the space and plane containing the regular polygon.

Thus, the required transformation of the regular polygon to onto itself is a rotation by the angle of 360° around its own center or any point in the plane.

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Answer:

-1

Step-by-step explanation:

y=y

x+5=-3x+1

x+3x=1-5

4x=-4

x=-4/4

x=-1

Answer:

N/A

Step-by-step explanation:

1. subtract 3 from both sides to isolate the square root and its coefficient

5√(5-x) = - 10

2. divide both sides by 5 to isolate the square root

√(5-x) = -2

this means that the square root of something would be negative, which is not possible

Answer:

-3072

Step-by-step explanation:

-32(4)(12)(10-8)

-32(4)(12)(2)

-128(12)(2)

-3072

The fraction of 2 hrs 15 minutes to 1/4 of an hour is 1/9.

What is fraction?

An element of a whole is a fraction. The number is represented mathematically as a quotient, where the numerator and denominator are split. Both are integers in a simple fraction. A fraction appears in the numerator or denominator of a complex fraction. The numerator of a proper fraction is less than the denominator.

Since,

1 hour = 60 minutes.

2 hours = 120 minutes.

2 hours 15 minutes = 120 + 15 = 135 minutes.

1/4 of an hour = 60/4 = 15 minutes.

So, the fraction is,

\(\frac{15}{135} = \frac{1}{9}\)

Therefore, the fraction of 2 hrs 15 minutes to 1/4 of an hour is 1/9.

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Answer:

1/12

Step-by-step explanation:

dice rolling=1/6

coin flipping=1/2

Hence probability=1/6×1/2

Answer:

Dice roll = 1/6

Coin flip = 1/2

The FT of the sampled signal will have spectral replicas centered around:

i) ±8, ±16, ±24, and so on.

ii) ±3, ±6, ±9, and so on.

iii) ±2, ±4, ±6, and so on.

When sampling a continuous-time signal, it is important to consider the effect of the sampling interval on the frequency content of the sampled signal. The Fourier Transform (FT) of the sampled signal can provide insights into this effect. Let's examine the FT of the sampled signal x(t) = sin(2πt) for different sampling intervals:

(i) Ts = 1/8:

With a sampling interval of Ts = 1/8, the sampling frequency (Fs) is the reciprocal of Ts, which is 8. The Nyquist frequency (Fnyquist) is Fs/2, which is 4. Since the original signal x(t) has a frequency component of 1, which is less than Fnyquist, the FT of the sampled signal will exhibit spectral replicas around multiples of the sampling frequency Fs. Therefore, the FT of the sampled signal will have spectral replicas centered around ±8, ±16, ±24, and so on.

(ii) Ts = 1/3:

With a sampling interval of Ts = 1/3, the sampling frequency Fs is 3, and the Nyquist frequency is Fs/2, which is 1.5. The original signal x(t) has a frequency component of 1, which is also less than Fnyquist. Similar to the previous case, the FT of the sampled signal will exhibit spectral replicas around multiples of the sampling frequency Fs. Therefore, the FT of the sampled signal will have spectral replicas centered around ±3, ±6, ±9, and so on.

(iii) Ts = 1/2:

With a sampling interval of Ts = 1/2, the sampling frequency Fs is 2, and the Nyquist frequency is Fs/2, which is 1. The original signal x(t) has a frequency component of 1, which is equal to Fnyquist. This is known as the critical sampling rate. At the critical sampling rate, the FT of the sampled signal will have spectral replicas that touch or overlap, resulting in aliasing. Therefore, the FT of the sampled signal will exhibit overlapping spectral replicas centered around ±2, ±4, ±6, and so on, due to aliasing effects.

In summary, for the given signal x(t) = sin(2πt), the FT of the sampled signal will exhibit spectral replicas centered around multiples of the sampling frequency, with the extent and overlap of the replicas determined by the specific sampling interval.

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Answer:

B. $175,200

Step-by-step explanation:

Monthly payment

Number of payments

Total cost of the loan is:

Correct answer choice is: B

Answer:

Hello, the total cost of the loan is $175,200 i have the same question on my previous exam and did the work to double check

Answer:

\(y=-3x+10\)

Step-by-step explanation:

y=mx+b is the slope intercept form.

The best t-test to use in this instance would be the two-sample t-test (two independent samples).

This is because the study compared two different groups of workers with different levels of exposure to dust.

The datasets meet the conditions for the validity of a t-test, as they are independent and have a normal distribution.

Option A is incorrect, as a t-test can be used to analyze the data.

Option C is also incorrect, as a paired t-test would be used when comparing two related samples, such as before and after exposure.

Option D is not applicable, as a one-sample t-test would be used when comparing a sample mean to a known population mean.

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Answer:D.51

Step-by-step explanation:180-68-61=51

Answer:

68+61+X=180°

129+X=180°

X=180°-129

X=51°

The probability that the first sample following the mean shift produces a statistics that plots inside the control limits: β ^{m-1}( 1-β )

What is Probability?

The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.

Pr(shift found on mth sample) = Pr (not detected for (m-1) samples) x Pr (detected on mth)

= [ 1-(1-β) ]^{m-1} ( 1-β )

=β ^{m-1}( 1-β )

the anticipated number of subgroups to be examined before the shift is seen

ARL=1/{1-β}

Shift not detected on the first sample following the shift:

Pr = 1-(1-β) = β

Pr n successive samples that are outside of the control limits

= ( 1- β )^{n}

f) the likelihood that at least one out of n consecutive statistical plots will fall outside the control limit.

=[1- ( 1- β )]^{n}

=β^{n}

Hence, The probability that the first sample following the mean shift produces a statistics that plots inside the control limits is β ^{m-1}( 1-β )

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The system of equations has infinite solutions.

Here we have the system of equations:

x + 2y = 0

4y = -2x

And we want to solve it graphically. To do so, we need to graph both of the equations in the same coordinate axis, and find the point where the graphs intercept.

In the graph below you can see that there is only one line, that happens because both of the equations represent the same line.

Then the system of equations has infinite solutions.

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The domain of the function shown in the graph above include the following: D. {x|x ≥ -4}.

In Mathematics, a domain can be defined as the set of all real numbers for which a particular function is defined.

In Mathematics, the horizontal extent of any graph of a function represents all domain values and they are read and written from smaller to larger numerical values, and from the left of a graph to the right.

By using set builder notation, the domain of this function shown in the graph above can be written as follows;

Domain = {-4, ∞}

Domain = {x|x ≥ -4}

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we have the equation

elevated to the cubic on both sides

Expand the right side

For the cubic equation

For x=-6

the equation is equal to zero

so

x=-6 is a root

Divide the cubic function by the factor (x+6)

x^3+6x^2+4x+24 : (x+6)

x^2+4

-x^3-6x^2

-------------------------

4x+24

-4x-24

--------------

0

therefore

x^3+6x^2+4x+24=(x+6)(x^2+4)

Solve the quadratic equation

x^2+4=0

x^2=-4

x=2i and x=-2i

the solutions are

x=-6

x=2i

x=-2i

Verify in the original equation

For x=-6

Answer:

H.

Step-by-step explanation:

The graph goes through 5 of the x -axis and -4 on the y axis

Answer:

graph H. represent the line that has intercepts at (5,0) and (0,-4)

The total number of isomers with the formula [Pd(C2O4)2I2]2– is 3150.

There are two parts to this answer: the first part is to determine the coordination number of the central palladium (Pd) atom, and the second part is to determine the number of possible isomers based on the coordination number.

To determine the coordination number, we need to count the number of ligands (the molecules that bind to the central atom) attached to the Pd atom. In this case, we have four oxalate (C2O4) ligands, each of which contributes two atoms (a total of eight atoms), and two iodide (I) ligands, each of which contributes one atom (a total of two atoms). This gives us a total of 10 ligands attached to the Pd atom. Since each ligand can only form one bond with the Pd atom, the coordination number is 10.

Next, we need to determine the number of possible isomers. Isomers are molecules with the same chemical formula but different arrangements of atoms. For this complex ion, there are two types of isomers: geometrical and optical.

Geometrical isomers arise from the fact that the ligands can be arranged around the central atom in different ways. In this case, since there are 10 ligands, there are a total of 10!/[(4!2!2!)x2] possible geometrical isomers, or 3150.

Optical isomers arise when there are non-superimposable mirror images of the molecule. However, since this complex ion has a plane of symmetry, it is achiral and does not have optical isomers.

Therefore, the total number of isomers with the formula [Pd(C2O4)2I2]2– is 3150.

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a. The ANACOVA regression model for comparing the three promotion types, controlling for average pre-promotion monthly sales, can be stated as:

Y = β0 + β1X + β2Z1 + β3*Z2 + ε

Where:

Y represents the increase in sales volume (dependent variable).

X represents the average pre-promotion monthly sales volume (covariate).

Z1 and Z2 are indicator variables for promotion types 1 and 2, respectively.

β0, β1, β2, and β3 are the coefficients to be estimated.

ε is the error term.

b. To check whether the ANACOVA model is appropriate, the assumption of linearity between the covariate (X) and the dependent variable (Y) should be tested. This can be done using a scatterplot of Y against X and examining the pattern of the data points. Additionally, a residual plot can be used to assess the assumption of homogeneity of variances.

c. To determine the adjusted mean increases in sales volume for the three promotions and test for significant differences, the ANACOVA model can be fitted using the given data. The estimated coefficients can be used to calculate the adjusted means for each promotion type, while controlling for the average pre-promotion monthly sales.

The statistical analysis will provide the adjusted mean increases in sales volume for each promotion type, and a hypothesis test can be conducted to determine if there are significant differences among the promotions

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Answer: Xy=7

Step-by-step explanation: so if xz is the median it hits in the middle of WY and since the legnth of WY is given the length of xy is 7

Answer:

5q + 9

Step-by-step explanation:

The Concept in that Question is adding Like-Terms

6q + 4 - q + 5 = ( 6q - q ) + ( 4 + 5 ) = 5q + 9

Answer: 9 units

Step-by-step explanation:

If you draw this one out, you should be able to notice that it is only a vertical distance it travels, which means that the difference in y-units should give you the distance.

The greatest number of 24 inch pieces the carpenter can cut from 6 boards of wood is 51.

A carpenter needs to cut 24-inch pieces of wood from a board that is 17 feet in length.

Therefore, the greatest number of 24 inches pieces the carpenter can cut from 6 of these boards of wood can be calculated as follows:

let's convert from feet to inches.

17 feet = 204 inches

1 board = 204 inches

6 board = ?

cross  multiply

length of 6 board = 204 × 6

length of 6 board = 1224 inches

Hence,

greatest number of 24 inch that can be cut from 6 boards = 1224 / 24

greatest number of 24 inch that can be cut from 6 boards = 51

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Answer:

19/b =341

Step-by-step explanation:

Division in algebra is shown in fractions so if you put 19 over b it means 19 divided by b.

(f-1)'(1) = 1 / (2 - sin(2)).

Given that f(x)=2x + cos(2) is one-to-one, we can use the formula (f-1)'(x) = 1 /(f'( f-1)(x))) to find (f-1)'(1).

First, we need to find f'(x). The derivative of f(x) is f'(x) = 2 - sin(2).

Next, we need to find f-1(x). Since f(x) is one-to-one, we can switch x and y and solve for y to find the inverse function. So we have:

x = 2y + cos(2)

x - cos(2) = 2y

y = (x - cos(2))/2

Therefore, f-1(x) = (x - cos(2))/2.

Now we can plug in f'(x) and f-1(x) into the formula (f-1)'(x) = 1 /(f'( f-1)(x))) to find (f-1)'(1):

(f-1)'(1) = 1 / (f'( f-1)(1))

(f-1)'(1) = 1 / (2 - sin(2))

Therefore, (f-1)'(1) = 1 / (2 - sin(2)).

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