35
23
32
53
Correct answer is C
Let: (x1, y1) = (1, 2)
(x2, y2) = (5, 8)
The gradient m of ¯PQ is given by
m = y2y1x2−x1
= 8−25−1
= 64
= 32
If the variance of 3+x, 6, 4, x and 7-x is 4 and the mean is 5, find the standard deviation...
From the diagram above. Find the fraction of the shaded position? ...
TQ is tangent to circle XYTR, < YXT = 32o, RTQ = 40o. find < YTR ...
An arc of circle of radius 2cm subtends an angle of 60º at the centre. Find the area of th...
If sin 3y = cos 2y and 0o ≤ 90o, find the value of y...
What is the product of 2751(3)-3 and (1)−15?...
In what number base was the addition 1 + nn = 100, where n > 0, done? ...