How do you simplify #(2x^4y^-3)^-1# and write it using only positive exponents?
See a solution process below:
First, eliminate the outer negative exponent using this rule for exponents:
Next, use this rule of exponents to eliminate the outer exponent:
Now, use this rule of exponents to eliminate the negative exponent for the
Smendyka has shown a method whereby the negative index outside the bracket is changed to a positive in the denominator.
Here is another method:
Recall the laws of indices: