The point A has coordinates (-3,2) and the point B has coordinates (7,K). The line AB has equation 3x + 5y = 1. Show that K = -4
21+5K = 1
1 of 5
The point A has coordinates (-3,2) and the point B has coordinates (7,4). Find the midpoint of AB
(2,-1)
2 of 5
The point A has coordinates (-3,2) and the point B has coordinates (7,-4). Find the gradient of AB
-3/5
3 of 5
A (-3,2), B (7,-4), AB 3x+5y = 1. A line which passes through the point A is perpendicular to the line AB. Find an equation of this line, giving your answer in the form px + qy + r = 0 , where p, q and r are integers.
5x-3y+21=0
4 of 5
The line AB, with equation 3x + 5y = 1 , intersects the line 5x + 8y = 4 at the point C. Find the coordinates of C.
(12,-7)
5 of 5
Other cards in this set
Card 2
Front
The point A has coordinates (-3,2) and the point B has coordinates (7,4). Find the midpoint of AB
Back
(2,-1)
Card 3
Front
The point A has coordinates (-3,2) and the point B has coordinates (7,-4). Find the gradient of AB
Back
Card 4
Front
A (-3,2), B (7,-4), AB 3x+5y = 1. A line which passes through the point A is perpendicular to the line AB. Find an equation of this line, giving your answer in the form px + qy + r = 0 , where p, q and r are integers.
Back
Card 5
Front
The line AB, with equation 3x + 5y = 1 , intersects the line 5x + 8y = 4 at the point C. Find the coordinates of C.
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