Mathematics
Find the equation of the line passing through the points P(5, 1) and Q(1, -1). Hence, show that the points P, Q and R(11, 4) are collinear.
Related Questions
Find the intercepts made by the line 2x - 3y + 12 = 0 on the coordinate axes.
The coordinates of two points E and F are (0, 4) and (3, 7) respectively. Find :
(i) the gradient of EF.
(ii) the equation of EF.
(iii) the coordinates of the point where the line EF intersects the x-axis.
Find the value of 'a' for which the following points A(a, 3), B(2, 1) and C(5, a) are collinear. Hence, find the equation of the line.