What is expand (x^2+4)(x^2-4) ?

The solution to expand (x^2+4)(x^2-4) is x^4-16

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

expand

(x^{2} + 4) (x^{2} - 4)

x^{4} - 16

Solution steps

(x^{2} + 4) (x^{2} - 4)

Apply Difference of Two Squares

(x^{2} + 4) (x^{2} - 4) : x^{4} - 16

= x^{4} - 16

0.6 36

(x + 2) (x + 1) (x - 3)

\frac{x}{x ^{2} - 64} - \frac{7}{4 x ^{2} + 32 x}

\frac{3}{3 x}