SOLUTION: Simplify using rules of exponents
#26.
(2x^-1y^2)^-3
#38.
(-2y^2/x)^-3
Thank you.
Algebra.Com
Question 74020This question is from textbook Intermediate Algebra
: Simplify using rules of exponents
#26.
(2x^-1y^2)^-3
#38.
(-2y^2/x)^-3
Thank you.
This question is from textbook Intermediate Algebra
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Simplify using rules of exponents
#26.
(2x^-1y^2)^-3
= 2^-3 * x^3 *y^-6
=x^3/(8y^6)
-----------
#38.
(-2y^2/x)^-3
The negative on the exponent means "invert"; the 3 means "cube"
You get:
Invert: [x/(-2y^2)]^3
Cube: x^3 / (-8y^6)
Rewrite as:
= -[x^3/8y^6]
-------------
Cheers,
Stan H.
Cheers,
Stan H.
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