What is x if
f(x) = -2?

Find the solution(s) to x^2-14+49=0

What is the value of the product (3-2i)(3+2i)?

Rose and andrew are financing $128,000 to purchase a condominium. they obtained a 15-year, fixed-rate loan with a rate of 5.05%. they have been given the option of purchasing up to four points to lower their rate to 4.81%. how much will the four points cost them?