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Evaluate the following expression using the values given.

Find 2x2 - 2z4 + y2 - x2 + z4 if x = -4, y = 3, and z = 2.

Numerical Answers Expected!

 Jul 9, 2014

Best Answer 

 #1
avatar+561 
+5

2 * (-4)^2 - 2 * (2)^4 + (3)^2 - (-4)^2 + (2)^4

= 2 * 16 - 2 * 16 + 9 - 16 + 16

= 32 - 32 + 9 -16 + 16

= 9 -16 + 16

= -7 + 16

= 9

 Jul 9, 2014
 #1
avatar+561 
+5
Best Answer

2 * (-4)^2 - 2 * (2)^4 + (3)^2 - (-4)^2 + (2)^4

= 2 * 16 - 2 * 16 + 9 - 16 + 16

= 32 - 32 + 9 -16 + 16

= 9 -16 + 16

= -7 + 16

= 9

Will85237 Jul 9, 2014
 #2
avatar+118724 
0

An excellent answer Will, thank you.

 Jul 10, 2014

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