Find the slope of the line that passes through each pair of points. (9,-3) (9,-8)

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

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

What is the simplified form of square root of 400 to the 100th power ?