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Temka [501]
3 years ago
6

Which line is perpendicular to y=1/3+9

Mathematics
1 answer:
Svetradugi [14.3K]3 years ago
3 0

Answer: The perpendicular slope is -3

Step-by-step explanation:

Find the perpendicular slope (the negative reciprocal of \frac{1}{3}):

-3

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The answer will be 1.80
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What is the area of a circle with a diameter of 29 centimeters?
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91.06 cm

Step-by-step explanation:

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4 years ago
Which equation can be solved by using this expression?
Marat540 [252]

<u>Answer:</u>

The correct answer option is B. 2 = 3x + 10x^2

<u>Step-by-step explanation:</u>

We are to determine whether which of the given equations in the answer options can be solved using the following expression:

x=\frac{-3 \pm\sqrt{(3)^2+4(10)(2)} }{2(10)}

Here, a = 10, b = 3 and c=-2.

These requirements are fulfilled by the equation 4 which is:

12=3x+10x^2

Rearranging it to get:

10x^2+3x-2=0

Substituting these values of a,b,c in the quadratic formula:

x= \frac{-b \pm \sqrt{b^2-4ac} }{2a}

x= \frac{-3 \pm\sqrt{(3)^2-4(10)(-2)} }{y}

3 0
3 years ago
The first three steps for solving the quadratic equation by completing the square are shown. Fill in the missing number in the l
Oksi-84 [34.3K]

The first three steps for solving the quadratic equation by completing the square are as follows;

1. \rm 9x^2 +54x = 7

2. \rm 9(x^2 + 6x) = 7

3. \rm 9(x^2 + 6x + 9) = 7 + 81

Given

The quadratic equation given as  9x^2 + 54x = 7.

<h3>Quadratic equation;</h3>

The highest power of the degree is 2 is known as a quadratic equation.

To solve using the completing the square method.

The first three steps for solving the quadratic equation by completing the square are given below.

1. Write the equation in a way that the constants are on the right side while the terms with x are on the left.

\rm 9x^2 +54x = 7

2. Make sure that the coefficient of the x^2 term is 1.

\rm 9(x^2 + 6x) = 7

3. Adding a term to both sides that will complete the square on the left side.

This is done by dividing the coefficient of the x term by 2 and squaring it.

The same amount should be added to the right side to balance the equation.

\rm 9(x^2 + 6x + 9) = 7 + 81

To know more about quadratic equations click the link given below.

brainly.com/question/25963825

4 0
2 years ago
ellie says, "when i round these three numbers, i get the same number for two of them." anthony says, "hmmm, when i round these n
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Answer:

Ellie is correct because 1,483 and 1,454 would round up to 1,500 but the 1,250 would round up to 1,300

Step-by-step explanation:

3 0
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