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ohaa [14]
3 years ago
11

Divide the following polynomials (2x2+x+3)/ (x-2)

Mathematics
1 answer:
Elza [17]3 years ago
5 0

Set up the polynomials to be divided. If there is not a term for every exponent, insert one with a value of

0

.

2

x

-

3

2

x

2

-

3

x

+

5

Divide the highest order term in the dividend

2

x

2

by the highest order term in divisor

2

x

.

x

2

x

-

3

2

x

2

-

3

x

+

5

Multiply the new quotient term by the divisor.

x

2

x

-

3

2

x

2

-

3

x

+

5

+

2

x

2

-

3

x

The expression needs to be subtracted from the dividend, so change all the signs in

2

x

2

−

3

x

x

2

x

-

3

2

x

2

-

3

x

+

5

-

2

x

2

+

3

x

After changing the signs, add the last dividend from the multiplied polynomial to find the new dividend.

x

2

x

-

3

2

x

2

-

3

x

+

5

-

2

x

2

+

3

x

0

Pull the next term from the original dividend down into the current dividend.

x

2

x

-

3

2

x

2

-

3

x

+

5

-

2

x

2

+

3

x

0

+

5

The final answer is the quotient plus the remainder over the divisor.

x

+

5

2

x

−

3

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enyata [817]


Answer: -40

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8+4•3-30•2
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Subtract 60 from 20
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4 0
3 years ago
A new cell phone is on sale for 40% off its original price. The sale price is $48.
anastassius [24]
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The sales price is $48
60% = 58
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3 years ago
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The distances traveled by car A car Afx x hours. are. represented by the graph and table below.<br>​
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3 0
3 years ago
10. The sum of two numbers is 13 more than twice the first number. Their difference is 14 less than the second number. Find each
Lynna [10]

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x + y = 2x +13

x - y = y - 14

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x = -12

y = 1

   

3 0
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