Question

5²•(-3/5)²



Помогите решить срочно!!!
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Answer 1

$\bigg(-\dfrac{a}b\bigg)^2=\dfrac{a^2}{b^2}$

$5^2\bigg(-\dfrac35\bigg)^2=\dfrac{3^2\cdot5^2}{5^2}=3^2=9$

Answer 2

5² · (-3/5)² = 9

1) 5² = 5 · 5 = 25

2) (-3/5)² = (-3/5) · (-3/5) = 9/25

3) 25 · 9/25 = 9

Ответ: 9.