Question

the number of prime numbers satisfying the inequality x^2-1/2x+5 lesser than or equal to 3 is a)1 b)2 c)3 d)4​

Answer 1

3 is the answer :)

Mathematics is the science that deals with the logic of shape, quantity and arrangement. Math is all around us, in everything we do. It is the building block for everything in our daily lives, including mobile devices, architecture (ancient and modern), art, money, engineering, and even sports.