Topics
Real Numbers
Number Systems
Algebra
Polynomials
Coordinate Geometry
Pair of Linear Equations in Two Variables
- Pair of Linear Equations in Two Variables
- Graphical Method with Different Cases of Solution
- Algebraic Methods of Solving a Pair of Linear Equations
- Substitution Method
- Elimination Method
Geometry
Quadratic Equations
Trigonometry
Arithmetic Progressions
Mensuration
Coordinate Geometry
Statistics and Probability
Triangles
Circles
Introduction to Trigonometry
Heights and Distances
- Angles of Elevation and Depression
- Problems based on Elevation and Depression
Areas Related to Circles
Surface Areas and Volumes
Statistics
Probability
CBSE: Class 10
Maharashtra State Board: Class 10
Maharashtra State Board: Class 10
Formula: Relation Between Zeroes (Roots) and Coefficients
For a quadratic polynomial
ax2 + bx + c (a≠0)
If its zeroes are α and β, then:
\[\alpha+\beta=-\frac{b}{a}\]
\[\alpha\beta=\frac{c}{a}\]
CBSE: Class 10
Formula: Zeroes of the Cubic polynomial
For a cubic polynomial
ax3 + bx2 + cx + d,
\[\alpha+\beta+\gamma=-\frac{b}{a}\]
\[\alpha\beta+\beta\gamma+\gamma\alpha=\frac{c}{a}\]
\[\alpha\beta\gamma=-\frac{d}{a}\]
Video Tutorials
Shaalaa.com | Polynomials part 9 (Relation between zeroes & coefficient quadratic polynomials)
to track your progress
