If (x+1) is a factor of 2x^3+9x^2+2bx+1 find the values of a and b given that 2a-3b=4
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x+1 is factor of given statement
therefore,on putting x=-1 in given equation our remainder will be zero
2(-1)^3+9(-1)^2+2b(-1)+1=0
on solving
b=4
put b=4 in 2a-3b=4
we get a=8
therefore,on putting x=-1 in given equation our remainder will be zero
2(-1)^3+9(-1)^2+2b(-1)+1=0
on solving
b=4
put b=4 in 2a-3b=4
we get a=8
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