Evaluate
\frac{625}{49}\approx 12.755102041
Factor
\frac{5 ^ {4}}{7 ^ {2}} = 12\frac{37}{49} = 12.755102040816327
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\left(-\frac{21+4}{7}\right)^{2}
Multiply 3 and 7 to get 21.
\left(-\frac{25}{7}\right)^{2}
Add 21 and 4 to get 25.
\frac{625}{49}
Calculate -\frac{25}{7} to the power of 2 and get \frac{625}{49}.
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