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what is negative one raised to the seventh power?

Guest Mar 23, 2015

Best Answer 

 #2
avatar+94101 
+5

$$\\(-1)^7
=-1*-1*-1*-1*-1*-1*-1\\
=(-1*-1)*(-1*-1)*(-1*-1)*-1\\
=1*1*1*-1\\
=-1$$

 

$$\\(-1)^{odd\; number}=-1\\
(-1)^{even\; number}=+1\\$$

Melody  Mar 24, 2015
 #1
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+5

If you raise negative one to the seventh power you get negavtive one.

Guest Mar 23, 2015
 #2
avatar+94101 
+5
Best Answer

$$\\(-1)^7
=-1*-1*-1*-1*-1*-1*-1\\
=(-1*-1)*(-1*-1)*(-1*-1)*-1\\
=1*1*1*-1\\
=-1$$

 

$$\\(-1)^{odd\; number}=-1\\
(-1)^{even\; number}=+1\\$$

Melody  Mar 24, 2015

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