Question
Draw the line through the point (4,5)that is parallel to the y-axis. Write the equation of this line and state its slope.
Can anyone assist me. The example or instructions is not in my text.
Can anyone assist me. The example or instructions is not in my text.
Answers
Steve
think about it. The y-axis has equation
x=0
so, any line parallel to the y-axis, say, c units away, will have the equation
x = c
Your point is (4,5), so the line you want is
x = 4
Its slope is undefined, since x never changes. The line is vertical.
x=0
so, any line parallel to the y-axis, say, c units away, will have the equation
x = c
Your point is (4,5), so the line you want is
x = 4
Its slope is undefined, since x never changes. The line is vertical.