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

1.	Find 2x2 - 2z4 + y2 - x2 + z4 if x = -4, y = 3, and z = 2.
Answer» Find 2x² - 2z⁴ + y² - x² + z⁴ if x = -4, y = 3, and z = 2. Solution:

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