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Popular >

simplify (3/x)^2-1

Solution

simplify

(\frac{3}{x})^{2} - 1

Solution

\frac{9}{x ^{2}} - 1

Solution steps

(\frac{3}{x})^{2} - 1

Apply exponent rule:

(\frac{a}{b})^{c} = \frac{a ^{c}}{b ^{c}}

(\frac{3}{x})^{2} = \frac{3 ^{2}}{x ^{2}}

= \frac{3 ^{2}}{x ^{2}} - 1

3^{2} = 9

= \frac{9}{x ^{2}} - 1

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Frequently Asked Questions (FAQ)

What is (3/x)^2-1 ?
The solution to (3/x)^2-1 is 9/(x^2)-1