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Addition and Subtraction of Polynomials

Add the coeff...

Question

Add the coefficients of the terms of the polynomial $8 x - 20$ .

A

8

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B

–12

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C

28

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D

–20

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Solution

The correct option is B –12
Coefficients are 8 and -20.
8 + (–20) = –12.

So, sum of the coefficients is -12.

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