Question

If x-2 is a factor of x²+3kx-2k, then k= 
2
-2
1
-1​

Answer 1

Answer:

-2/5

Step-by-step explanation:

x-2=0

x=2

Using factor Theorem; x=2 is the zero of the polynomial

p(x)= x²+3kx-2k

p(2)= (2)²+3(3)k-2k

0=4+12k-2k

-4=10k

-4/10=k

-2/5=k

Hope It Helps :)