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Popular >

simplify (a^3-1)/(a-1)

Solution

simplify

\frac{a ^{3} - 1}{a - 1}

Solution

a^{2} + a + 1

Solution steps

\frac{a ^{3} - 1}{a - 1}

Factor

a^{3} - 1 : (a - 1) (a^{2} + a + 1)

= \frac{( a - 1 ) ( a ^{2} + a + 1 )}{a - 1}

Cancel the common factor:

a - 1

= a^{2} + a + 1

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Frequently Asked Questions (FAQ)

What is (a^3-1)/(a-1) ?
The solution to (a^3-1)/(a-1) is a^2+a+1