Question
The perpendicular AD on the base BC of Δ ABC intersects BC in D such that BD=3CD. Prove that 2AB2=2AC2+BC2.
Find the integral of sqrt x^2+a^2 with respect to x and hence evaluate
In Section A 32 students are there and in Section B 36 students . Find the Minimum Number of books in which library divides equal number of books among them.
Maths
March 6, 2019, 4:11 p.m.
Answer
Find the sum of all natural numbers amongst first one thousand numbers which are neither divisible by 2 or by 5
Find the vector joining the points P(2,3,4) and Q(-1,-2,-4) directed from P to Q