Math, asked by CherrySharma2003, 1 year ago

Q4. The polynomials ax³ + 3x² − 13 and 2x³ − 5x + a are divided by x + 2. If the

remainder in each case is the same, find the value of a.

Answers

Answered by prerna16
15
I hope it helps u
please mark it as brainliest...
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CherrySharma2003: Ty..!!
prerna16: wlcm:)
Answered by DhanyaDA
25
Hi friend!!!!

let p(x)=ax³+3x²-13 and g(x)=2x³-5x+a

when they are divided by x+2, the remainders will be p(-2) and g(-2) respectively..

Given, p(-2)=g(-2)

a(-2)³+3(-2)²-13=2(-2)³-5(-2)+a

-8a+12-13=-16+10+a

-8a-1=-6+a

-9a=-5
a=5/9


I hope this will help u ;)


CherrySharma2003: Ty..!!
DhanyaDA: welcome ;)
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