How do I graph this?

2015-06-23 4:41 pm

回答 (2)

2015-06-23 4:45 pm
y = 4x+1 is the equation of a straight line (how do you know this?).

What is y when x = 0?
What is x when y = 0?

Plot both points, then draw a line through them.
2015-06-23 4:45 pm
y intercept is 1 = first point (0,1)

slope = rise /run = 4/1
---> up 4 to the right 1.
second points (up 4 right 1 of 0,1) = (1,5)

Now draw a line through the two points.


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