Question

Which expression is equivalent to 76a^2 b^3 / 19 a b

Answer 1

`\\ \rm\Rrightarrow (76a^2b^3)/(19ab)`

Use exponent rule

• a^m÷a^n=a^{m-n}

`\\ \rm\Rrightarrow (76)/(19)a^(2-1)b^(3-1)`

`\\ \rm\Rrightarrow 4a^1b^2`

`\\ \rm\Rrightarrow 4ab^2`