The Pythagorean Theorem, given by the formula a^2+b^2=c^2,a 2 +b 2 =c 2 , relates the three sides of a right triangle. Solve the formula for the positive value of cc in terms of aa and b. b.

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?

Pamela has a 30-year, 5.75% mortgage on her $250,000 home. she has been paying on it for 5 years, and has recently hit some financial trouble. if her lender agreed to lower the interest rate on her $231,905.47 balance to 5.5%, what will her new payment be for the remainder of the loan?

Solve for the equation. 4x - 13 = 2x + 9