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What is the remainder when 2x cubed plus x minus 7 is divided by x plus 2 using the remainder theorem?

Anonymous

∙ 13y ago

Updated: 12/18/2022

Using the remainder theorem:-

The function of x becomes f(-2) because the divisor is x+2

Substitute -2 for x in the dividend: 2x3+x-7

When: f(-2) = 2(-2)3+(-2)-7 = -25

Then: -25 is the remainder

Wiki User

∙ 13y ago

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