1/a³-125b³
You asked:
Evaluate the expression: \(\frac{1}{{a}^{3}} - 125 \cdot {b}^{3}\)
MathBot Answer:
Evaluated
\(\displaystyle \frac{1}{{a}^{3}} - 125 \cdot {b}^{3} = - 125 b^{3} + \frac{1}{a^{3}} \)
Factored
\[\frac{1}{{a}^{3}} - 125 \cdot {b}^{3} = - \frac{\left(5 a b - 1\right) \left(25 a^{2} b^{2} + 5 a b + 1\right)}{a^{3}}\]