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coldgirl [10]
3 years ago
12

What is the expression 4x^2 - 25 is equivalent to

Mathematics
1 answer:
kvasek [131]3 years ago
4 0

Answer:

\large\boxed{4x^2-25=(2x-5)(2x+5)}

Step-by-step explanation:

a^2-b^2=(a-b)(a+b)\\\\4x^2-25=2^2x^2-5^2\qquad\text{use}\ (ab)^n=a^nb^n\\\\=(2x)^2-5^2=(2x-5)(2x+5)

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