Question

For what value of K (-4) is a zero of x2-x-12x-2

Answer 1

Answer:

Step-by-step explanation:

x^2-x-12x-2

x=-4

Putting the value above

(-4)^2-k-12×-4-2=0

16-k-48-2=0

16-k-50=0

-k-34=0

k=-34