How do you factor #45x^2 - 60x +20 #?
1 Answer
Nov 18, 2017
Explanation:
First factor out 5 so that you will be left with smaller coefficients
So we know that:
#9 = 3 * 3# #4 = 2 * 2# - the format would be
#(ax - b)(cx - d)# since the coefficient of#x# is negative and the constant is#+4# .