Question

4.
If (x - 1) is a factor of p(x) = 5x3 + 10x2 - 10x -k, then k =
(A) 4
(B) 2
(C) 3
(D) 5
the three anales of a triangle is......
FY
1​

Answer 1

Answer:

(a) answer is right bro follow me and

Step-by-step explanation:

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Answer 2

Answer:

p(1)=5*1^3+10*1^2-10*1-k

0=5+10-10-k

0=5-k

0-5=-k

-5=-k

k=5