Question

Factorize completely
9x²+5x+25

Answer 1

9x²+5x+25=0
a=9
b=5
c=25

$x= \frac{-b+- \sqrt{ b^{2}} -4ac}{2a}$
x=-5+-√25-4*9*25
b²-4ac is a negetive number. it hasn't any roots. so we can't factorize this