SOLUTION: Hello - please solve this non-function and explain why it is not a function:
solve y2 + 4x = 8
thanks!
Algebra.Com
Question 461217: Hello - please solve this non-function and explain why it is not a function:
solve y2 + 4x = 8
thanks!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
please solve this non-function and explain why it is not a function:
solve y2 + 4x = 8
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y^2 = -4x+8
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y = +/-sqrt[-4x+8]
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For every x-value there are 2 y-values.
That is why it is not a function.
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Cheers,
Stan H.
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