16. If x³ + 6x² + 4x + k is exactly divisible by x + 2, then k is equal to
(a)-6
(b)-7
(c)-8
(d) - 10
Share
16. If x³ + 6x² + 4x + k is exactly divisible by x + 2, then k is equal to
(a)-6
(b)-7
(c)-8
(d) - 10
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Verified answer
This is your answer...
please mark as brainliest.
Hope it helps
Answer: follow me
Step-by-step explanation: given that,
x^3+6x^2+4x+k is divisble by x+2
let, p(x)=x^3+6x^2+4x+k is divisble by x+2
now ,put x= --2 in p(x)
p(--2)= --8+6*4+4(-2)+k=0
==>--8+24-8+k=0
8+k=0
k=--8
you answer is( c)