SOLUTION: I have 4 problems that make NO SENSE to me at all! I need help!!! 1.(-3xy^3)^4 2.(-mn^8)^3 3.(-2x^2y)^3(5xy^3)^2 4. [4x^5y^2/-2x^3 y^2]^2 This has something to do w

Question 355804: I have 4 problems that make NO SENSE to me at all! I need help!!!
1.(-3xy^3)^4
2.(-mn^8)^3
3.(-2x^2y)^3(5xy^3)^2
4. [4x^5y^2/-2x^3 y^2]^2
This has something to do with the law of exponents, it's a pretty hard concept to me.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
Hi,
*Note: sometimes the harder it gets the easier it is!
.
Laws of exponent that will be helpful here:
and
.

.
= x^(-1) * y^(-4)
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