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Is x equals y a function?
y = x This is a line and a function. Function values are y values.
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.
Why is y equals -8 a function?
y = -8 is a function because when graphed, it passes the vertical line test.
Is y equals x2 plus 1 a function?
Yes. Think of y as being a function of x. y = f(x) = x2 + 1
What is the inverse of y equals x?
The inverse of the function y = x is denoted as y = x. The inverse function essentially swaps the roles of x and y, so the inverse of y = x is x = y. In other words, the inverse function of y = x is the function x = y.
Relation is a function y equals -8?
determine whether each relation is a function y equals -8
What is y equals x plus 2 if y is 6?
y=x+2if y=66=x+26-2=x4=xso x=4
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
How can you do x4-y4?
(x2 + y2)(x + y)(x - y) = x4 - y4.
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.
