Find the area of the triangle having the indicated angle and sides.
B= 120°, a = 60,c = 28

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x