SOLUTION: How do I figure out the problem: 4_/--(square root sign) 10 * (multiplied by) 7_/-- 15 ?? (4 and 7 being the index and 10 and 15 being the radicand.) I

Question 61332: How do I figure out the problem:
4_/--(square root sign)
10
* (multiplied by)
7_/--
15 ??

(4 and 7 being the index and 10 and 15 being the radicand.)
I need help step by step, because I do not understand how to figure this with the index in there. Thank you.
Answer by 303795(602) (Show Source): You can put this solution on YOUR website!
As I understand it the problem is

The square root of ten is the same as the square root of 2 multiplied by the square root of 5.
The square root of 15 is the same as the square root of 3 multiplied by the square root of 5.
So the problem could be rewritten as

and so

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