Answer:
k = 4
Step-by-step explanation:
G(x) = 3k - 2x²
G( - 3 ) = 3k - 2 (- 3)²
-6 = 3k - 2( 9 )
-6 = 3k - 18
-6 + 18 = 3k
12 = 3k
4 = k
