How to factorize
a)x³-4x
b) 9t²-u²
hurry up
2 answers:
A) the greatest common factor is how to factors something
for this case x is the gcf
x(x^2 - 4) is the answer
B) Cannot be factored there is no common factor.
A) gcf is x
x(x^3/x - 4x/x)
x(x^2 - 4)
x(x^2 - 2^2)
x(x+2)(x-2)
b) 3t^2 -u^2
(3t+u)(3t-u)
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