As far as the laws of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality.

"If you able to solve the problems in MATHS, then you also able to solve the problems in your LIFE" (Maths is a great Challenger)

M4Math helped me a lot.

Thanks m4 maths for helping to get placed in several companies.
I must recommend this website for placement preparations.