Write a word problem that can be solved by finding the numbers that have 4 as a factor

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

Evaluate cos2θ for cosθ = square root of 3/2

What is the equation of the parabola with focus (-1,-1) and directrix y=1?