Question

if x =-2 and y =-4find (2x -3y)+2k

Answer 1

Answer:

ANSWER

f(x)=x

2

−(2+2k)

one sero is −4

⇒ f(−4)=0

⇒ (−4)

2

−(−4)−(2+2k)=0

⇒ 16+9=2+2k

⇒ 18=2k

⇒ k=9

Answer 2

Answer:

8+2k

Explanation:

(2x - 3y)+2k

(2(-2) - 3(-4)+2k

-4-(-12) +2k

-4 + 12 + 2k

8+2k