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Mathematics
Ellice
10 August, 08:08
Evaluate x4 - y if x=3 and y = 20
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Lailah Vaughan
10 August, 11:44
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By x4 you likely meant x^4 (x to the fourth power). x4 is meaningless.
f (x, y) = x^4 - y
Replace x with 3 and replace y with 20: f (3,20) = (3) ^4 - 20 = 81-20 = 61 (ans)
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