Use the graph of the function y = –x2 + 2x + 8 to determine the solutions of the quadratic equation 0 = –x2 + 2x + 8. What are the solutions of the quadratic equation 0 = –x2 + 2x + 8? –4 and 2 –2 and 8 –2 and 4 4 and 8

Which of the following tables represents exponential functions?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Factor and solve to find roots x squared -x - 90 =0