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Earn +20 ptsQ: Y equals 2x-1 is that a function?
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Relation is a function y equals -8?
determine whether each relation is a function y equals -8
Is x equals y a function?
y = x This is a line and a function. Function values are y values.
Is y equals 2x2 a function?
no
Y - 2 x 1?
Y-2x1 would merely be Y-2.
How do you know that y is a function of x?
If you plug in y for the x function, and it equals the answer you got, it is right.
What type of function is represented by the equation y equals -2lxl?
y - |x| is an expression, not a function.
Is y equals x2 a function?
Y=X^2 is a function for it forms a parabola on a graph.
Is y equals 5 a function?
Yes, it is.
Is y equals 11 a function?
Yes.
Is y equals 8 a function?
Yes.
The function y equals sin θ is not a function beacause sin 30 equals sin 150?
Y=sin X is a function because for each value of X, there is exactly one Y value.
Does the equation y equals 2x plus 1 represent a function?
The [ 2x + 1 ] represents a function of 'y' .
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