Videos

Introduction
500

Introduction to Polynomial Expressions
135

Discriminant of a Quadratic Equation and Nature of it's Roots
396

Practice: Nature of Roots
103

Irrational and Unequal Roots of a Quadratic Equation
207

Rational and Distinct Roots of a Quadratic Equation
95

Integral and Distinct Roots of a Quadratic Equation
195

Practice: Nature of Roots of a Quadratic Equation
112

Relation between Roots and Coefficients
311

Additional Relations between Roots and Coefficients
351

Introduction to Quadratic Expression and Equation
108

Roots and Zeros
220

Numbers of Roots of a Polynomial Equation
69

Difference between an Identity and an Equation
93

Converting an Equation into an Identity
196

Graph of y=x^2
478

Graph of y=-x^2
334

Relation between the graph of y=x^2 and y=-x^2
82

Opening Upwards & Opening Downwards
137

Nature of Graphs: a>0; D>0
306

Properties for Graphs of Quadratic Equations for a>0; D>0
44

Nature of Graphs: a>0; D=0
250

Nature of Graphs: a>0; D<0
93

Practice: Nature of Graphs of Quadratic Expressions for a>0
149

Nature of Graphs: a<0; D>0
157

Nature of Graphs: a<0; D=0
82

Nature of Graphs: a<0; D=0
278

Practice: Nature of Graphs of Quadratic Expressions for a<0
50

Vertex of a Quadratic Polynomial
119

Expression for Vertex of a Quadratic Expression
381

Finding Vertex of a Quadratic Equation using Differentiation
239

y- Intercept of a Quadratic Polynomial
133

Practice: Graphs of Quadratic Expression
47

Range of Quadratic Polynomial for a>0
313

Range of Quadratic Polynomial for a<0
183

Quadratic Equation as Product of Two Linear Factors
173

Methods to Solve a Quadratic Equation: By Factorization Method
238

Methods to Solve a Quadratic Equation: Completing the Square Method
269

Practice: Range of Quadratic Polynomial
517

Methods to Solve a Quadratic Equation: Using Quadratic Formulae
165

"Location of Roots: Roots greater than a Real Number k "
332

"Location of Roots: Roots less than a Real Number k"
126

Extraneous Roots & Loss of roots
232

"Location of Roots: Real Number k lying between the Roots"
102

Practice: Location of Roots
98

"Location of Roots: Roots lying Between Two Numbers. "
339

Relation between Roots and Coefficients
424

"Location of Roots: k1 and k2 lie between the Roots"
109

"Location of Roots: Atleast one Root lie between k1 and k2"
173

"Location of Roots: Atleast one Root greater than k"
340

Practice: Location of Roots - II
103

Difference of roots
136

Quadratic Equations with Exactly One Root Common
553

Quadratic Equations with Both Roots Common
407

Transformation of Roots: α, β to -α, -β
372

Transformation of Roots: α, β to α±k, β±k
185

Transformation of Roots: α, β to kα, kβ
118

Introduction to Biquadratic Equations
129

Transformation of Roots: α, β to kα+s, kβ+s
168

Transformation of Roots: α, β to 1/α, 1/β
141

Biquadratic Equation of the Form: ax^4+bx^3+cx^2+bx+a=0
408

Transformation of Roots: α, β to α^2, β^2
116

Transformation of Roots: α, β to √α, √β
164

Biquadratic Equation of the Form: (x-a)(x-b)(x-c)(x-d)=A, where a+b=c+d
129

Algebra of Roots of Quadratic Equations
322

Biquadratic Equation of the Form: (x-a)(x-b)(x-c)(x-d)=Ax^2, where ab=cd
214

Practice: Biquadratic Equations
87

Cubic Polynomial
484

Graphs of Cubic Polynomial
486

Fundamental Theorem of Algebra
254

Descarte's Rule for Positive Roots
254

Descarte's Rule for Negative Roots
264

Practice: Descarte's Rule
88

"Relation Between Roots and Coefficients for Equations of degree 3"
268

"Relation Between Roots and Coefficients for Equations of degree 4"
232

"Relation Between Roots and Coefficients for Equations of degree 'n'"
419

Remainder Theorem
181

Factor Theorem
134

Practice: Graphs of Quadratic Expression
35