Mathematics, 02.07.2019 12:00 aclark512
Which equation is a function of x? a. x=5 b. x=y2+9 c. x2=y d. x2=y2+16
Answers: 1
represents vertical line. This is not a function, because one element x=5 is associated to all (not one) elements of 
represents parabola that goes in positive x-direction. This is not a function, because each 
is associated to two different y. For examlpe, when x=10, then 
represents parabola that goes in positive y-direction. This is the function, because for each x is associated only one y.
represents hyperbola. This is not a function, because for one x there are two different possible y.
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Which equation is a function of x? a. x=5 b. x=y2+9 c. x2=y d. x2=y2+16...
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