tanluoKa0ylife5rnand tanluoKa0ylife5rnand

04-03-2016
Mathematics

contestada

Simplify (x^2 + 16)(x^2 – 16)= ?
a. x^4 + 32
b. x^4 + 256
c. x^4 – 256
d. x^4 – 32

Respuesta :

adrienFrance adrienFrance

04-03-2016

(x²+16)(x²-16)

it's a binomial expansion so you can easily simplify it like that:

x^4-16² <=> x^4-256

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