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Amiraneli [1.4K]
1 year ago
12

Use synthetic division to find the quotient. If there is a remainder do not include it in your answer. Recall:dividend\div divis

or=quotient (6x^3-10x^2-7x-15) \div(x+1) Be sure to type your answer in descending powers of x with now spaces between your terms. Use the "^" key (shift+6) to indicate a power/exponent.Answer:

Mathematics
1 answer:
eduard1 year ago
3 0

We have the next the next division

(6x^3-10x^2-7x-15)\div(x+1)

And we need to use synthetic division to find the quotient.

1. we must write the problem in a division-like format.

- we need to take the constant term of the divisor with the opposite sign and write it to the left. Then, we must write the coefficients of the dividend to the right.

2. we must write down the first coefficient without changes:

3. we need to multiply the entry in the left part of the table by the last entry in the result row and add the obtained result to the next coefficient of the dividend, and write down the sum.

4. We must continue the same process

5. We must continue the same process

Now, We have completed the table and have obtained the following resulting coefficients: 6. -16, 9 and -24

To identify the quotient we need all coefficients we obtained except the last coefficients which represents the remainder.

So, the quotient would be

-6x^2-16x+9

ANSWER:

-6x^2-16x+9

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How tall is the flag pole (please give explanation too)
Tpy6a [65]

Answer:

  22 3/4 ft

Step-by-step explanation:

The diagram seems to show a 6 1/2 ft person casting a 9 ft shadow at the same time a flagpole is casting a 31 1/2 ft shadow. You want the height of the flagpole.

<h3>Proportion</h3>

Shadow lengths are presumed proportional to the height of the object making them. This means ...

  h/(31 1/2) = (6 1/2)/9 . . . . . all lengths in feet

Multiplying by 31 1/2, we get ...

  h = (31 1/2)(6 1/2)/9 = (819/4)/9 = 91/4

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The flagpole is 22 3/4 feet tall.

3 0
1 year ago
What are the blank numbers for 16, 17, 18, and 19
Natasha_Volkova [10]

Answer:

16: 0.5, 5, 7.5

17: 62, 434, 682

18: 12.3, 62.5, 10

19: 1, 75, 300

Step-by-step explanation:

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17: 186/3=62 so multiply numbers by 62

18: 24.6/2= 12.3 so multiply by 12.3 and divide for the last one

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A written explanation solving the question how much fluid is needed using the Pythagorean method and finding the area of the tri
Alecsey [184]

Answer:

793 liters of washing fluid is needed

Step-by-step explanation:

step 1

Find the slant height of the triangular faces of pyramid

we know that

The lateral area of a square pyramid is equal to the area of its four triangular faces

so

LA=4[\frac{1}{2}bl]

where

b is the base of triangle (is the same that the length of the square base)

l is the slant height  

To find out the slant height we need to apply the Pythagorean Theorem

so

l^2=(b/2)^2+h^2

we have

b=35.42\ m

h=21.64\ m

substitute

l^2=(35.42/2)^2+21.64^2

l^2=781.9337

l=27.96\ m

step 2

Find the lateral area of the pyramid

LA=4[\frac{1}{2}bl]

we have

l=27.96\ m

b=35.42\ m

substitute

LA=4[\frac{1}{2}(35.42)(27.96)]

LA=1,980.6864\ m^2

step 3

Find out how much window washing fluid is needed

we know that

2 L of washing fluid cover 5 square meters

so

using proportion

\frac{2}{5}\ \frac{L}{m^2}=\frac{x}{1,980.6864}\ \frac{L}{m^2}\\\\x=1,980.6864(2)/5\\\\x= 792.27\ L

Round up

793 liters of washing fluid is needed

6 0
3 years ago
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