Question

Find square of a)-4/7
b)-9/17​

Answer 1

Answer:

a)$\frac{-4}{7} ^{2} =\\\frac{-4}{7} *\frac{-4}{7} \\=\frac{16}{49}$

b) $\frac{-9}{17}*\frac{-9}{17} \\=\frac{81}{289}$

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Step-by-step explanation: