Please solve this equations and include the workings

Which statements are true of the graph of h(x) = ^3 square root of x-4 ? check all that apply.the domain of h(x) is the set of all real numbers. the range of h(x) is the set of all real numbers. for all points (x, h( h(x) exists if and only if x – 4 0. the graph of h(x) is a translation of f(x) down 4 units. the graph of h(x) intercepts the x-axis at (4, 0).

On average, how many more hits will he get when he bats 100 times at home during the day as opposed to 100 times away at night?

Evaluate cos2θ for cosθ = square root of 3/2