Evaluate
-\frac{8\left(ab\right)^{3}}{27}
Expand
-\frac{8\left(ab\right)^{3}}{27}
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-\left(\frac{2}{3}\right)^{3}a^{3}b^{3}
Expand \left(\frac{2}{3}ab\right)^{3}.
-\frac{8}{27}a^{3}b^{3}
Calculate \frac{2}{3} to the power of 3 and get \frac{8}{27}.
-\left(\frac{2}{3}\right)^{3}a^{3}b^{3}
Expand \left(\frac{2}{3}ab\right)^{3}.
-\frac{8}{27}a^{3}b^{3}
Calculate \frac{2}{3} to the power of 3 and get \frac{8}{27}.
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