Answer to Question #10308 in Algebra for nks prasad

Question #10308
by factor theorem determine the value of k for which x+2 is a factory of (x+1)^7 + (2x+k)^3
1
Expert's answer
2012-06-01T10:48:51-0400
If x+2 is factor of given polynomial then x=-2 is a root of equation (x+1)^7 +
(2x+k)^3=0.
So (-2+1)^7+(k-4)^3=0
(k-4)^3=1
k-4=1
k=5

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS