SOLUTION: Which equation does not represent y as a function of x?
a. y = 7x + 6
b. x = -6y - 2
c. y = ( -4 + 5x^2 )
d. y = square root of 5 + 8x
e. x = -5
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Question 465338: Which equation does not represent y as a function of x?
a. y = 7x + 6
b. x = -6y - 2
c. y = ( -4 + 5x^2 )
d. y = square root of 5 + 8x
e. x = -5
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Not a function:
x = -5
Why?: When x = -5, y can take on an infinite number of values.
It graphs as a vertical line thru all the points where x = -5.
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Cheers,
Stan H.
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