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# How to simplify this indices? simple question watch

1. I'm kinda stuck on this question.how to simplify it? any help would be greatly appreciated

I just not sure what the first step should be.
2. (Original post by thuvcasio)
I'm kinda stuck on this question.how to simplify it? any help would be greatly appreciated

I just not sure what the first step should be.
Simplify the fraction inside the brackets first!

X^2 = sqrt(x)
3. (Original post by thuvcasio)
I'm kinda stuck on this question.how to simplify it? any help would be greatly appreciated

I just not sure what the first step should be.
You can cancel the two's out so you get: and then notice that you can write and to get:

but having something to the power half is just square rooting it: so it's just simplifying

and then a simple application of and (for ) yields the require simplification
Spoiler:
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Updated: November 4, 2015
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