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India
Class XI

The point-gradient formula

Interactive practice questions

What is the equation of the line L1 that has a gradient equal to $4$4, and cuts the $y$y-axis at $-5$5.

$y=4x-5$y=4x5

A

$y=4\left(x-5\right)$y=4(x5)

B

$y=-5x+4$y=5x+4

C
Easy
< 1min

Which of the following is true of a straight line with gradient $1$1 going through point $A$A($-4$4, $2$2)?

Easy
< 1min

Determine the equation of line L1, given that it has a gradient of $\frac{3}{4}$34, and cuts the $y$y -axis at $-1$1. Express the equation in gradient intercept form.

Easy
< 1min

A line has a gradient of $-4$4 and cuts the $y$y-axis at $-9$9.

Easy
3min
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Outcomes

11.CG.SL.1

Brief recall of 2D from earlier classes. Slope of a line and angle between two lines. Various forms of equations of a line: parallel to axes, point-slope form, slope-intercept form, two-point form, intercepts form and normal form. General equation of a line. Distance of a point from a line.

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