washlin washlin

01-09-2021
Mathematics

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

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01-09-2021

answer: 9

Step-by-step explanation:

x = - 4; y = 3; z = 2;2 x² - 2 z^4 + y² - x² + z^4 = = 2 * (-4)² - 2 * 2^4 + 3² - ( -4)² + 2^4 == 2 * 16 - 2 * 16 + 9 - 16 + 16 = = 32 - 32 + 9 - 16 + 16 = 9

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