Solve by using methods of factoring, square root principle or quadratic formula.

Question

The product of two consecutive odd integers is 575. Round tour answer to the nearest tenth. 

Answer 1

n(n + 2) = 575

n² + 2n - 575 = 0

(n - 23)(n + 25) = 0

n = 23 or -25

The 2 consecutive odd numbers are {23,25} and {-25,-23}.