Your answer is B. I hope this is helpful!
Answer:
c
Step-by-step explanation:
i just looked up the question
28 units cubed I believe to be the right answer
Answer: The product of (-a + 3)(a + 4) is: -a^2-a+12
Step-by-step explanation:
(-a+3)(a+4) = -a*a-a*4+3*a+3*4
=-a^{2} -4a+3a+12
now just simply combine..
=-a^2-a+12
the answer is -a^2-a+12
