Question

If x-2 is a factor of x³+2x²−kx+10 then the value of k is?

Answer 1

Answer:

x-2 is factor

x-2=0

x=2

2³+2×2²-k×2+10=0

8+8-2k+10=0

-2k+26=0

-2k=-26

k=26/2= 13

Step-by-step explanation:

13 is the correct answr