42u^5/6u^3
To simplify this expression, we can combine the terms by subtracting the exponents.
42u^5 / 6u^3
= 42/6 * u^(5-3)
= 7u^2
Therefore, the simplified expression is 7u^2.
42u^5 / 6u^3
= 42/6 * u^(5-3)
= 7u^2
Therefore, the simplified expression is 7u^2.