Mathematics
Related Questions
In an A.P., eight times of 8th term is equal to fifteen times the fifteenth term. Find the 23rd term of the A.P.
Cards numbered 11 to 60 are kept in a box. If a card is drawn at random from the box, find the probability that the number on the drawn card is :
(i) a perfect square number
(ii) divisible by 5
(iii) a prime number less than 20.
Factorise completely using factor theorem :
6x3 - 11x2 - 3x + 2.
A(8, 6), B(10, -10) and C(4, -4) are the vertices of triangle ABC. If P is the mid-point of side AB and Q is mid-point of side AC, show that PQ is parallel to side BC also show 2 × PQ = BC.