simplifying [(-2 x^0)/(y^2 z^{-3})]^{-2} x^{-3} y^4 z

Quadratic equations and inequalities, variation equations, function notation, systems of equations, etc.
EdSewersPark
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simplifying [(-2 x^0)/(y^2 z^{-3})]^{-2} x^{-3} y^4 z

Postby EdSewersPark » Mon May 23, 2011 8:46 pm



I know the correct answer, but I can't get it right.

EdSewersPark
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Re: simplifying [(-2 x^0)/(y^2 z^{-3})]^{-2} x^{-3} y^4 z

Postby EdSewersPark » Mon May 23, 2011 9:00 pm

I am learning the scripts...here it is correctly typed:

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stapel_eliz
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Postby stapel_eliz » Mon May 23, 2011 10:47 pm

EdSewersPark wrote:I am learning the scripts...here it is correctly typed:

What are your steps so far? (If you need to refresh, you can try here.) :wink:

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Re: simplifying [(-2 x^0)/(y^2 z^{-3})]^{-2} x^{-3} y^4 z

Postby EdSewersPark » Tue May 24, 2011 12:12 am

Is this correct?

First I flipped the inside and changed the negative exponent (on the outside) to a positive:

Then I squared the inside:

I put the second part into a fraction: and flipped the "x":

Then multiplied across: and brought the "z" down:

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stapel_eliz
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Postby stapel_eliz » Tue May 24, 2011 10:42 am

Looks good to me! :wink:


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