If M = 3x2 + 9x - 4 and N = 5x2 - 12, then what is 2(M - N)?
A. -2x2 + 9x + 8
B. -4x2 + 18x - 32
C. -4x2 + 18x + 16
D. 8x2 + 9x - 16
Answer:C
If M = 3x2 + 9x - 4 and N = 5x2 - 12, then what is 2(M - N)?
A. -2x2 + 9x + 8 B. -4x2 + 18x - 32 C. -4x2 + 18x + 16 D. 8x2 + 9x - 16
Explanation: C