Simplify each expression using the properties of power (3d to the 2nd power) 3rd power

Prove that 16^4-2^13-4^5 is divisible by 11.

The graph is supposed to show f(x) = 3 sin (x/4+1) - 1/2. which of the following are correctly represented in the graph? select two of the following that apply.

Which net represents the pyramid below? meh