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158) Find all possible values of ab given that a + b = a^4 + b^4 = 16
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158) Find all possible values of ab given that a + b = a^4 + b^4 = 16

158) Find all possible values of ab given that a + b = a^4 + b^4 = 16-example-1
User Hguser
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1 Answer

2 votes

Given the equation


a+b=2

Then,


a^4=16-b^4=(4-b^2)(4+b^2)


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User Tribeca
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