Find the value of k, if (x + 4) completely divides the polynomial p(x) = x^3 + x^2 + kx + 8
Answers
Answered by
16
Answer:
x+4=0
x=-4
x^3+x^2×kx+8
(-4)^3+(-4)^2+k(-4)+8=0
-64+16-4k+8=0
-64+24-4k=0
-40-4k=0
-4k=0+60=60
k=60/-4=15
Answered by
0
Answer:
Step-by-step explanation:
Attachments:
Similar questions