Tingagui14viz
Answered

in solving 4x^2-9=0  how you factor it by solving the quadratic equation by factoring ?

Sagot :

OhHarryviz
4 and 9 are perfect squares. the square root of 4 is 2 while the square root of 9 is 3.
so the answer is.
(2x-3)(2x-3)=0
for checking use the F-O-I-L method or distributive property.