Answer:
A) −3(x3+2x−1)
Step-by-step explanation:
Factor 3-3x^3-6x to get −3(x3+2x−1)
50
Triangle=180 degrees
96+34=130
180-130= 50
50 degrees is the third angle
4)20.16yd^2
5)129.96ft^2
6)52.2in^2