What is the line of symmetry for the parabola whose equation is y = -x2 + x + 3? x = -1
x = -1/2
x = 1/2

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?

What is the factored form of the following expressions? d^2 – 13d + 36

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?