Cool math Prealgebra Help Lessons: Exponents

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Coolmath Prealgebra
Exponents lesson 7 - Exponent Rule #5 (page 2 of 3) page 1
---- This prealgebra lesson explains the fifth rule of exponents.

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Check out another example:

Rewrite ( 6 a^2 b c^4 ) ^3 = 216 a^6 b^3 c^12

* The old rules will pop up in these too!

YOUR TURN:

Rewrite

( -4 x y^5 z^3 )^2

BUT, BEWARE!

You can get into a lot of trouble if you get carried away with this rule!

Look at this guy:

Remember what it means? Can we do this?

( x + y )^2 ?=? x^2 + y^2

BUZZZZZZZZZZZZ! No way, Dude!

What does this really mean?

Continued on the next page

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