SOLUTION: Can someone please help me!! Write using a positive exponent do not evaluate 7-2=

Algebra ->  Polygons -> SOLUTION: Can someone please help me!! Write using a positive exponent do not evaluate 7-2=      Log On


   

Question 385360: Can someone please help me!!
Write using a positive exponent do not evaluate
7-2=
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write using a positive exponent do not evaluate
7-2
---
The negative means "invert"; The 2 means "square".
----------------------
7^-2 = 1/7^2
= 1/49
==================
Cheers,
Stan H.