Question

Find the value of k if x-3 is a factor of x³+kx²+3kx-k

Answer 1

Answer:

-27/35

Step-by-step explanation:

x-3=0

x=3

x³+kx²+3kx-k=0

(3)³+k(3)³+3k(3)-k=0

27+27k+9k-k=0

27+35k=0

35k=-27

k=-27/35 ans