Question

Which expression is equivalent to 5^3 × 10^-2?

Answer 1

`5 {}^(3) * 10 {}^( - 2) \\ = 5 {}^(3) * \frac{1}{10 {}^(2) } \\ = 5 {}^(3) * \frac{1}{2 {}^(2) 5 {}^(2) } \\ = 5 * (1)/(4 \\ ) \\ = (5)/(4)`

hope it helps