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# Fractional Indices

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1. Find the value of n

1) 1/8 = 8^n

2) (√7)^5 = 7^n

3) 125^-2/3 x (1/5)^2

Need help on these questions
2. .

.
3. (Original post by B_9710)
.

.
I know those already but thanks anyways..
4. (Original post by kb12345)
Find the value of n

1) 1/8 = 8^n

2) (√7)^5 = 7^n

3) 125^-2/3 x (1/5)^2

Need help on these questions
So apply it if you know it...

, so
5. (Original post by kb12345)
I know those already but thanks anyways..
That's all you need for these questions though ..
6. (Original post by Zacken)
So apply it if you know it...

, so
Why did you delete my post in which I gave the solution to the problem?
7. (Original post by HapaxOromenon2)
Why did you delete my post in which I gave the solution to the problem?
Precisely because it was a full solution to the problem.

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