pls help with this question I need it now​

Answer: 0%

Step-by-step explanation:

It's impossible for it to be different than 75 or 97

Answer:5

Step-by-step explanation:

Answer:

5

Step-by-step explanation:

10 divided by 2 =5

The area of the new rectangle in terms of x is 4x^2 – 8x square inches. We can calculate it using rectangle area formula.

A rectangle has a length of x inches and a width 2 inches less than the length, so:

Length = x

Width = x-2

We can formulate the area is:

Length x Width

X(x-2) = x^2 – 2x

The new rectangle’s dimension is double from the first rectangle, so we can conclude:

Length : 2(x) = 2x

Width = 2(x-2) = 2x-4

So the area of the new rectangle is:

Length x Width

2x(2x-4) = 4x^2 – 8x

Hence the area of the new rectangle in terms of x is 4x^2 – 8x square inches

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A key requirement for the process of testing hypotheses in the scientific method is experimentation. A hypothesis is an idea or explanation for a phenomenon that is grounded in existing knowledge or observations, and the scientific method involves testing those hypotheses through experimentation.

The process of testing hypotheses requires the development of a testable hypothesis, the design of experiments to test the hypothesis, and the collection and analysis of data from those experiments to evaluate the hypothesis. The experiments must be designed carefully, with appropriate controls and variables to ensure that the results are reliable and valid. Scientists also need to communicate their findings to the scientific community, which involves publishing their results in scientific journals and presenting their work at conferences.

This helps to ensure that other scientists can replicate their experiments and validate their findings, which is a critical part of the scientific process. Ultimately, the process of testing hypotheses is essential for advancing scientific knowledge and understanding how the world works.

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Therefore, about 83 percent of the population would have an IQ score higher than 86.

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There are infinitely many vectors u that satisfy the equation (1, -1, 2) × u = (-1, 0, 4). The solution set consists of all vectors that are orthogonal (perpendicular) to the cross product of (1, -1, 2) and u, which is (-1, 0, 4).

The cross product of two vectors is a vector that is orthogonal (perpendicular) to both of the original vectors. In this case, the cross product of (1, -1, 2) and u is given as (-1, 0, 4). To find the vectors u that satisfy this equation, we need to determine all vectors that are perpendicular to (-1, 0, 4).

A vector is orthogonal to another vector if their dot product is zero. So, we can find vectors u by finding all vectors that satisfy the dot product condition with (-1, 0, 4). Let's denote the components of u as (u1, u2, u3).

Taking the dot product of (-1, 0, 4) and (u1, u2, u3), we have:

(-1)(u1) + (0)(u2) + (4)(u3) = 0.

This simplifies to -u1 + 4u3 = 0.

We can express u in terms of a parameter, let's say u3 = t, where t is any real number. Then, u1 = 4u3 = 4t.

So, the solution set for vectors u is u = (4t, u2, t), where t is any real number and u2 can be any value.Therefore, there are infinitely many vectors u that satisfy the given equation.

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Answer:

V3

Step-by-step explanation:

The missing value is 60

Here, we want to find the missing value

Let the missing value be n

Answer:

Step-by-step explanation

16 is eighty percent of 20, here is the process:

16 divided by 0.8 = 20

Then to check we do 20 x 0.8 which gives us 16

Therefore, the series 4/5 - 4/7 + 4/9 - 4/11 + 4/13 - ... is convergence in nature.

To test the convergence or divergence of the given series: 4/5 - 4/7 + 4/9 - 4/11 + 4/13 - ..., we can use the alternating series test. The alternating series test states that if a series has the form (-1)^n b_n, where b_n is a positive sequence that is decreasing and approaches zero as n approaches infinity, then the series converges.

In the given series, we have b_n = 4/(2n+3), which is a positive sequence that approaches zero as n approaches infinity. To see that b_n is decreasing, we can note that b_{n+1}/b_n = 2(2n+3)/(2n+5) < 1 for all n, since the numerator is always less than the denominator. Therefore, b_n is a positive, decreasing sequence that approaches zero as n approaches infinity.

Furthermore, the series has the form (-1)^n b_n, where the sign alternates between positive and negative. Therefore, we can apply the alternating series test, which tells us that the series converges.

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The 24 walls must paint by each volunteer if the work is divided evenly and the club has 36 volunteers.

Fraction number consists of two parts, one is the top of the fraction number which is called the numerator and the second is the bottom of the fraction number which is called the denominator.

We have:

As part of a community-service project, a local club has decided to paint 864 walls across town. The club has 36 volunteers.

Total number of volunteers = 36

Number of walls = 864

The number of walls each volunteer paint can be expressed as a fraction:

= 864/36

= 24

Thus, the 24 walls must paint by each volunteer if the work is divided evenly and the club has 36 volunteers.

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Answer:

70

Step-by-step explanation:

An easy way to do this is to simply take 360(the sum) and divide it by 5(the number of numbers) to get 72.  Thus, 72 is the middle number and the numbers are:

72

72,72,73

70,71,72,73,74

The smallest of these numbers is 70

Hope it helps <3

Hello!

Answer:

70 is the smallest number.

Step-by-step explanation:

If the sum of 5 consecutive numbers is 360, we can solve for the smallest number algebraically:

Let 'x' represent the smallest number:

and (x + 1), (x + 2), (x + 3), and (x+4) represent the other consecutive numbers:

x + (x + 1) + (x + 2) + (x + 3) + (x+ 4) = 360

Combine like terms:

5x + 10 = 360

Subtract 10 from both sides:

5x = 350

Divide both sides by 5:

x = 70. This is the smallest of the consecutive numbers.

We can check our work:

70 + 71 + 72 + 73 + 74 = 360.

Hope this helped!

Profitability index is 1.387. Thus, the correct option is (c) 1.387.

The formula for calculating the profitability index is:

P.I = PV of Future Cash Flows / Initial Investment

Where,

P.I is the profitability index

PV is the present value of future cash flows

The initial investment in the project is $30 million. The cash flow at the end of the first year is $2.85 million.

The present value of cash flows can be calculated using the formula:

PV = CF / (1 + r)ⁿ

Where,

PV is the present value of cash flows

CF is the cash flow in the given period

r is the discount rate

n is the number of periods

For the first-year cash flow, n = 1, CF = $2.85 million, and r = 11%.

Substituting the values, we get:

PV = 2.85 / (1 + 0.11)¹ = $2.56 million

To calculate the present value of all future cash flows, we can use the formula:

PV = CF / (r - g)

Where,

PV is the present value of cash flows

CF is the cash flow in the given period

r is the discount rate

g is the constant growth rate

For the subsequent years, CF = $2.85 million, r = 11%, and g = 3.85%.

Substituting the values, we get:

PV = 2.85 / (0.11 - 0.0385) = $39.90 million

The total present value of cash flows is the sum of the present value of the first-year cash flow and the present value of all future cash flows.

PV of future cash flows = $39.90 million + $2.56 million = $42.46 million

Profitability index (P.I) = PV of future cash flows / Initial investment

= 42.46 / 30

= 1.387

Therefore, the correct option is (c) 1.387.

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Answer:

x=-1.4 repeating or x= -13/9

Step-by-step explanation:

1/3 x 7 = 7/3

8/9=x+7/3

Move the var to left hand side of =

-x=8/9-7/3

subtract the fractions

x-=13/9

change the signs and your done! :D

x=-13/9

The interpretations of the function values are: the cost of buying 0, 10 and 67.5 gallons of paint would be 0, 28.5 and 73.9, respectively

The equation of the function is given as:

f(x) = 9√x

When x = 0, 10 and 67.5, we have:

f(0) = 9√0 = 0

f(10) = 9√10 = 28.5

f(67.5) = 9√67.5 = 73.9

Hence, the interpretations of the function values are:

The cost of buying 0, 10 and 67.5 gallons of paint would be 0, 28.5 and 73.9, respectively

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To change the chart style to style 42 (2nd column 6th row), follow these steps:

1. Select the chart you want to modify.
2. Right-click on the chart, and a menu will appear.
3. From the menu, choose "Chart Type" or "Change Chart Type," depending on the version of the software you are using.
4. A dialog box or a sidebar will open with a gallery of chart types.
5. In the gallery, find the style labeled as "Style 42." The styles are usually represented by small preview images.
6. Click on the style to select it.
7. After selecting the style, the chart will automatically update to reflect the new style.

Note: The position of the style in the gallery may vary depending on the software version, so the specific position of the 2nd column 6th row may differ. However, the process remains the same.

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Step-by-step explanation:

Answer 1

x+x+y+3y+z+2z

2x+4y+3z

Answer 2

2x+4y+3z

( no like terms are there so it cannot be added)

Answer 3

9xyz

last two answers will also be similar as the question because unlike terms cannot be added..

Answer: 110

Step-by-step explanation:

Answer:

  -4 28/81 cm/min ≈ -4.346 cm/min

Step-by-step explanation:

Differentiating the formula for the area of a triangle gives the relationship between the various rates of change.

  A = 1/2bh

  A' = 1/2(b'h +bh') . . . . . relation of rates of change

__

When the area is 83 cm², and the height is 9 cm, the base length is ...

  83 cm² = 1/2b(9 cm)

  b = 166/9 cm

Filling in the given values and rates of change, we have ...

  3.5 cm²/min = 1/2(b'·(9 cm) +(166/9 cm)(2.5 cm/min))

  7 cm²/min -46 1/9 cm²/min = (b')(9 cm)

  b' = (-39 1/9 cm²/min)/(9 cm) = -4 28/81 cm/min

The base of the triangle is changing at the rate of -4 28/81 cm/min, about -4.346 cm/min.

_____

The attachment shows a calculator solution to the problem.

Answer:

78kg

Step-by-step explanation:

76×5= 380kg

380-72-74-75-81= 78kg

Answer:

(x-54)° + 2x° + 99° = 360

=> x + 2x + 99 – 54 = 360

=> 3x + 45 = 360

=> 3x = 360 – 45

=> x = 315/3

=> x = 105

The value of x is 105

The area of the shaded diagonal plane is  17.5 square units.

The area of the shaded diagonal plane is calculated as follows:

Using Pythagoras' theorem, let the hypotenuse formed by the diagonal be x

x² = 3² + 5²

x² = 9 + 25

x² = 34

x = √34

The shape of the shaded plane is a rectangle.

The area of the rectangle will be:

Area = length * width

Area = √34 * 3

Area do the shaded plane = 17.5 square units

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Answer:

c

Step-by-step explanation:

1 nanogram is  1 x 10^-12 kg

16.3 nanogram  *  1 x 10^-12  kg/ nanogram = 16.3 x 10^-12 = 1.63 x 10^-11 kg

In test case 1, the GCD is 3, and the Bezout coefficients are x = 191, y = -30869. In test case 2, the GCD is 19, and the Bezout coefficients are x = -755, y = 59810. These values can be obtained by accessing the corresponding elements of the `bezout1` and `bezout2` lists.

To implement Euclid’s algorithm in R, you can use the following code:

```R
euclid_algorithm <- function(a, b) {
 while (b != 0) {
   remainder <- a %% b
   a <- b
   b <- remainder
 }
 return(a)
}
```

This code defines a function called `euclid_algorithm` that takes two arguments, `a` and `b`. It uses a while loop to repeatedly calculate the remainder of `a` divided by `b` until `b` becomes 0. The remainder is stored in the `remainder` variable, and then the values of `a` and `b` are updated accordingly. Finally, the function returns the value of `a`, which is the greatest common divisor (GCD) of the original values of `a` and `b`.

To find the Bezout coefficients (x and y) for the non-trivial case where `b` does not divide `a`, you can modify the code as follows:

```R
bezout_coefficients <- function(a, b) {
 x <- 0
 last_x <- 1
 y <- 1
 last_y <- 0
 
 while (b != 0) {
   quotient <- a %/% b
   remainder <- a %% b
   
   temp_x <- x
   x <- last_x - quotient * x
   last_x <- temp_x
   
   temp_y <- y
   y <- last_y - quotient * y
   last_y <- temp_y
   
   a <- b
   b <- remainder
 }
 
 return(list(gcd = a, x = last_x, y = last_y))
}
```

This code initializes `x`, `last_x`, `y`, and `last_y` to their initial values. Inside the while loop, the quotient and remainder are calculated using the `%/%` and `%%` operators, respectively. The temporary variables `temp_x` and `temp_y` are used to swap values between `x` and `last_x`, and between `y` and `last_y`, to update the Bezout coefficients correctly. Finally, the function returns a list containing the GCD (`a`) and the Bezout coefficients (`x` and `y`).

To test your code with the provided special cases, you can call the functions like this:

```R
# Test case 1
a1 <- 157768551
b1 <- 967092
gcd1 <- euclid_algorithm(a1, b1)
bezout1 <- bezout_coefficients(a1, b1)

# Test case 2
a2 <- 1031344229
b2 <- 13019935
gcd2 <- euclid_algorithm(a2, b2)
bezout2 <- bezout_coefficients(a2, b2)
```


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An integral calculator with steps is a tool that allows you to compute integrals of functions and provides a step-by-step solution to the problem.

This type of calculator is especially useful for students learning calculus, as it allows them to see how the integral is computed and helps them to understand the underlying concepts and techniques.

To use an integral calculator with steps, you typically enter the function you want to integrate and the limits of integration. The calculator then applies a variety of techniques to compute the integral, such as substitution, integration by parts, partial fractions, or trigonometric substitutions.

The output of the calculator usually includes the solution to the integral, as well as a detailed explanation of the steps involved in the computation. Some calculators may also provide graphs of the function and the area under the curve.

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Answer:6.66

Step-by-step explanation:

I’m pretty sure its infinite if not just putt that answer

Answer: 84 r4

Step-by-step explanation:

I think that is correct.

Answer:

43.75 miles

Step-by-step explanation:

You divide the 35 by 4 and then just add it to the original distance of 35 miles. 35/4=8.75

8.75+35=43.75

Answer:

Step-by-step explanation:

I got 22 my friend hope i helped.

Answer:

$18

Step-by-step explanation:

50% of 40 is 20, so 40-20=20

10% of 20 is 2, so 20-2=18

total price=$18