Loves7303 Loves7303

08-07-2017
Mathematics

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solve (x^2+4)(x^2-4)

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Аноним Аноним

08-07-2017

(x^2+4)(x-2)(x+2)orx^4 - 16

Answer Link

08-07-2017

If you need to expand, you multiply all the terms:

x^2 * x^2 = x^4
x^2 * -4 = -4x^2
4 * x^2 = 4x^2
4 * -4 = -16

And then combine:

x^4 - 4x^2 + 4x^2 - 16

Which becomes:

x^2 - 16

Answer Link

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