Mathematics Past Questions and Answers

Factorise 27p²x² - 48y².

What is the volume of a solid cylinder of diameter 7cm and height 7cm? (Take \(\pi = \frac{22}{7}\))

Find the sum of the roots of the equation 2x² + 3x - 9 = 0

Given that ξ = {1, 2, 3, . . . . . . ,10}, P= (x : x is prime) and Q = {y : y is odd}, find P^l∩Q

In the diagram, KS is a tangent to the circle centre O at R and ∠ROQ = 80^o. Find ∠QRS.