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Example Questions
Example Question #26 :How To Find X Or Y Intercept
Where does the line given byintercept the-axis?
Possible Answers:
Correct answer:
Explanation:
First, put in slope-intercept form.
.
To find the-intercept, setand solve for.
Example Question #213 :Coordinate Geometry
Find the y-intercept of.
Possible Answers:
12
5
7
14
3
Correct answer:
7
Explanation:
To find the y-intercept, set x equal to zero and solve for y.
This gives y = 3(0)2+ 2(0) +7 = 7.
Example Question #214 :Coordinate Geometry
The slope of a line is. The line passes through. What is the x-intercept?
Possible Answers:
None of the available answers
Correct answer:
Explanation:
The equation for a line is:
,或在这种情况下
We can solve forby plugging in the values given
Our line is now
Our x-intercept occurs when, so plugging in and solving for:
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