Mathematics

Maths related to High School Mathematics, Madhyamik Mathematics, Engineering Mathematics, and Graduation level Mathematics

Quadratic Equations

Submitted by pradipta pramanik on Sat, 02/26/2011 - 16:54

Quadratic Equations : Quadratic equations with real coefficients; Relations between roots and coefficients; Nature of roots; Formation of a quadratic equation, sign and magnitude of the quadratic expression ax2+bx+c (a,b,c are rational numbers and a≠0).

Complex Numbers

Submitted by pradipta pramanik on Sat, 02/26/2011 - 16:54

Complex Numbers: Definition and properties of complex numbers; Complex conjugate; Triangle inequality; Square root of complex numbers; Cube roots of unity; D’Moivre’s theorem (statement only) and its elementary applications.