SOLUTION: can someone help me with this question: Which common graph represents a horizontal line? a. The constant function b. The identity function c. The inverse function d. None

Algebra ->  Graphs -> SOLUTION: can someone help me with this question: Which common graph represents a horizontal line? a. The constant function b. The identity function c. The inverse function d. None       Log On


   



Question 159700: can someone help me with this question:
Which common graph represents a horizontal line?
a. The constant function
b. The identity function
c. The inverse function
d. None of the above, horizontal lines are not functions

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
can someone help me with this question:
Which common graph represents a horizontal line?
a. The constant function
b. The identity function
c. The inverse function
d. None of the above, horizontal lines are not functions
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a. The constant function. It's called 'constant' because the value of y is a constant.
y = 2 is a horizontal line 2 units above the x-axis, parallel to the x-axis.