+0  
 
+5
154
2
avatar

-1 to the power of 2

Guest Feb 24, 2017

Best Answer 

 #1
avatar+19653 
+15

-1 to the power of 2

 

(-1)2 = (-1)*(-1) = 1

 

laugh

heureka  Feb 24, 2017
 #1
avatar+19653 
+15
Best Answer

-1 to the power of 2

 

(-1)2 = (-1)*(-1) = 1

 

laugh

heureka  Feb 24, 2017
 #2
avatar+92806 
+5

What Heueka said is correct but you must be careful.

 

\((-1)^2=-1*-1=1\\ but\\ -1^2=-1*1^2=-1*1=-1\)

Melody  Feb 24, 2017

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