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Popular >

simplify (x^2-7)^2-7

Solution

simplify

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

Solution

x^{4} - 14 x^{2} + 42

Solution steps

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

Expand

(x^{2} - 7)^{2} : x^{4} - 14 x^{2} + 49

= x^{4} - 14 x^{2} + 49 - 7

Subtract the numbers:

49 - 7 = 42

= x^{4} - 14 x^{2} + 42

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Frequently Asked Questions (FAQ)

What is (x^2-7)^2-7 ?
The solution to (x^2-7)^2-7 is x^4-14x^2+42