If the surface area of a cube is 390cm squared, then which best describes the length of the side of the cube?

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24