if a is a unit vector and (x-a).(x+b) =12 then find /x/.
11 question
Give zeroes of the following polynomials x-1,) x-2x-3,x-4,x
vedio of 3,3+root2,3+2root2,3+3root2
maths
prove by induction that sum of cubes of three consecutive numbers is divisible by 9