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Popular >

expand (x^2-1)(x^2-7)

Solution

expand

(x^{2} - 1) (x^{2} - 7)

Solution

x^{4} - 8 x^{2} + 7

Solution steps

(x^{2} - 1) (x^{2} - 7)

Apply FOIL method

(x^{2} - 1) (x^{2} - 7) : x^{4} - 8 x^{2} + 7

= x^{4} - 8 x^{2} + 7

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Frequently Asked Questions (FAQ)

What is expand (x^2-1)(x^2-7) ?
The solution to expand (x^2-1)(x^2-7) is x^4-8x^2+7