Question 181714:  Which best describes the graph of y=3? 
A) A horizontal line through the point(1,3) 
B) A vertical line through the point(1,3) 
C) A horizontal line through the point(3,1) 
D) A horizontal line through the point(3,1)
 
Teacher said the answer is A. Why is it A? 
 Answer by stanbon(75887)      (Show Source): 
You can  put this solution on YOUR website! Which best describes the graph of y=3? 
A) A horizontal line through the point(1,3) 
B) A vertical line through the point(1,3) 
C) A horizontal line through the point(3,1) 
D) A horizontal line through the point(3,1)  
Teacher said the answer is A. Why is it A? 
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Teacher is right. 
The graph of y = 3 passes thru all the points where y = 3 
One of those points is (1,3) 
Another point is (2,3) 
Plot those two points and draw a line thru them. 
You will see that you have a horizontal line 
containing all the points where y = 3. 
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Cheers, 
Stan H. 
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