Question

if x-1 is a factor of the polynomial p(x)=3x⁴-4x³-ax+2 the find the value of 'a' ​

Answer 1

x-1=0

X=1

p(X)=3x-4x-ax+2

0=3×1-4×1-a×1+2

0=3-4-a+2

0=-1-a+2

0=1-a

a=1