Question

if x+1 is factor of ax3+2x+4a-9, find the value of a

Answer 1

Hey friend here is your answer

if x+1=0
Then, x=-1
substitute the value of x in the equation
i.e., ax3+2x+4a-9
a(-1) 3+2(-1) +4a-9
-3a-2+4a-9=0
a-11=0
a=11



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Answer 2

I hope it works for you bro