Mathematics Past Questions and Answers

What is the value of p if the gradient of the line joining (-1,p) and (p, 4) is 2

3

?

What is the value of r if the distance between the point (4,2) and (1,r) is 3 units?

If y = 3 cos 4x, dy/dx equals

Find the value of sin 45^o - cos 30^o

A cliff on the bank of a river is 300 meter high. if the angle of depression of a point on the opposite side of the river is 60^o, find the width of the river.