SOLUTION: Im in algebra II but we are going over algebra 1 a bit before we start. Im stuck on a couple problems. She gives us the answers but i want to know how to get there. here it is:

Algebra ->  Exponents-negative-and-fractional -> SOLUTION: Im in algebra II but we are going over algebra 1 a bit before we start. Im stuck on a couple problems. She gives us the answers but i want to know how to get there. here it is:       Log On


   



Question 209417: Im in algebra II but we are going over algebra 1 a bit before we start. Im stuck on a couple problems. She gives us the answers but i want to know how to get there. here it is:
7/4 square route 49
the answer says it = square route 7
Ive tried multiplying by the entire denominator (with switching the sign), and ive tried multiplying by square route 49 also..
please help

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
7/4 square route 49
the answer says it = square route 7
---------
If it's
7%2F4sqrt%2849%29
= 7%2F%284%2A7%29
= 1/4
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I don't see how to get square root of 7 (note: root, not route)
If there's a typo or something, email me at
gsihoutx@aol.com