How do you simplify # (2a^-3)(a^7b^-1)^3#?
The answer is
1. Distribute the exponent of 3 - multiply every exponent inside the parentheses by 3.
2. Simplify by multiplying the same factors together.
Remember, when multiplying powers with the same base, you add the exponents.
We should give answers with positive indices. So now
That's your final answer!