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Popular >

factor x^7-81x^3

Solution

factor

x^{7} - 81 x^{3}

Solution

x^{3} (x^{2} + 9) (x + 3) (x - 3)

Solution steps

x^{7} - 81 x^{3}

Factor out common term

x^{3} : x^{3} (x^{4} - 81)

= x^{3} (x^{4} - 81)

Factor

x^{4} - 81 : (x^{2} + 9) (x + 3) (x - 3)

= x^{3} (x^{2} + 9) (x + 3) (x - 3)

Popular Examples

8(2n+4)-n>3n-6(1-2n)

8 (2 n + 4) - n > 3 n - 6 (1 - 2 n)

simplify 1/(5^2)simplify

\frac{1}{5 ^{2}}

\frac{2}{3} (x - 3) = 4

simplify sqrt(18)(2+sqrt(6))-2sqrt(3)simplify

18 (2 + 6) - 23

2 t^{2} - 9 \leq 7 t

Frequently Asked Questions (FAQ)

What is factor x^7-81x^3 ?
The solution to factor x^7-81x^3 is x^3(x^2+9)(x+3)(x-3)