Answer:
a c
Step-by-step explanation:
(x-4)(x^2+3x+5)
=(x^3+3x^2+5x-4x^2-12x-20)
=(x^3-x^2-7x-20)
Hope this helps!
Answer: 126 in
Step-by-step explanation: 126 in because if you were to seperate the shapes you would get 6 in for the triangle by using the formula A=1/2 bh and for the rectangle you would get 120 by using the formula A=bh and when you add it you will get 126 in.
2.8718709e+23
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