if x +6 is a factor of p(x) =x³+3x2+4x+k find the value of K
Answers
Answered by
1
x+6= 0
x = -6
p(-6)= x3+ 3x2+4x+k
=(-6)3+3(-6)2+4(-6)+k
=(-216)+108-24+k
=-108-24+k
-132+k
k= 132
x = -6
p(-6)= x3+ 3x2+4x+k
=(-6)3+3(-6)2+4(-6)+k
=(-216)+108-24+k
=-108-24+k
-132+k
k= 132
Similar questions