Which algebraic expression is equivalent to the expression below?

2(4x+5)^2

a. 32x2 + 80x + 50
b. 32x2 + 50
c. 16x2 + 40x + 25
d. 36x2 + 48x + 16

Select the quadratic that has root x = 8 and x = -5

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b. false