What methods can be used to solve quadratic equations?

Question 6 (10 points) ✓ saved what is the center of a circle described by the equation x2 + y2 +10y = -16? . (0,-5) (0,5) (-5,0) (5,0)

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers