Relations and Functions I


Videos


Ordered Pairs

266

Equality of Ordered Pair

171

Cartesian Product

166

Cardianality of Cartesian Product

167

Ways of Represenation of Relations

162

Domain, Range, Codomain and inverse of a relation

350

Function as a Special Relation

269

Not All Relations are Functions

243

Total Number of Functions from One Set to the Other Set

213

Representation of Functions: Roster & Set Builder form

337

Representation of Functions: Graphical Method

244

Image and Pre-image

176

Domain ,Codomain and Range of a Function

284

Domain and Range of a Graph

134

Real valued function

327

Real functions

115

Equal Functions

67

Addition and Subtraction of Functions

213

Multiplication of two Functions

152

Division of two real functions

120

Vertical Line Test

206

Different Types of Functions

368

Introduction to Polynomial Functions

181

Types of Polynomial Function: Constant Polynomial

179

Types of Polynomial Function: Linear Polynomial

122

Types of Polynomial Function: Quadratic Polynomial

92

Types of Polynomial Function: Cubic & Higher Degree Polynomial

83

Introduction to Modulus Function

242

Graph, Domain & Range of Modulus Function

371

Modulus Functions of the Form |x ± a|

227

Introduction to Signum Function

242

Relationship between Signum and Modulus Function

132

Graph, Domain & Range of Signum Function

134

Properties of Modulus Function: |x|^2=x^2 & √x^2=|x|

303

Properties of Modulus Function: ||x||=|x|=|-x|

122

Properties of Modulus Function: | x + y | ≤ |x|+|y|

176

Properties of Modulus Function: |x+y| = |x| + |y|; xy≥0

192

Properties of Modulus Function: | x - y | = |x|+|y|; xy≤0

123

Properties of Modulus Function: |x| ≤ a & |x| ≥ a forall a≥0

257

Properties of Modulus Function: |x| ≤ a & |x| > a forall a<0

124

Properties of Modulus Function: a≤|x| ≤ b forall a, b>0

185

Introduction to Greatest Integer Function

286

Introduction to Greatest Integer Function

125

Mathematical Definition of Greatest Integer Function

94

Domain, Range and Graph of Greatest Integer Function

242

"Properties of Greatest Integer Function: [x] ≤ x < [x]+1"

242

"Properties of Greatest Integer Function: [x] - 1 < [x] ≤ x"

123

Properties of Greatest Integer Function [[x]]=[x]

58

"Properties of Greatest Integer Function: [x]+[-x]"

423

"Properties of Greatest Integer Function: [x]-[-x]=2x if x belongs to Z "

96

Properties of Greatest Integer Function [x+-n]=[x]+-n, n belongs to Z

268

Properties of Greatest Integer Functions [x]>=n implies x>=n

223

Properties of Greatest Integer Function: [x]>n implies x>=n+1

162

Properties of Greatest Integer Function: [x] ≤ n ⇒ x<n+1 & [x]<n ⇒ x<n

201

Properties of Greatest Integer Function: [x]=[x/2]+[(x+1)/2]

146

"Properties of Greatest Integer Function: [x]+[y] ≤ [x+y] ≤ [x]+[y]+1"

356

Properties of Fractional Part Function:{x}=x for 0<=x<1 & {x}=0 for x in Z

163

Properties of Fractional Part Function:{-x}=1-{x} x not in Z

196

Properties of Fractional Part Function:{x+-n}={x}, n in Z

242

Introduction to Exponential Function with a>1

318

Domain and Range of Exponential Function

156

Comparing Function Values at Two Points for a>1

168

Graph, Domain and Range of the Exponential Function with 0<a<1

247

Comparing Graphs of Exponential Functions where a>1 and 0<a<1

156

Properties of Logarithmic Function - II

94

Properties of Logarithm Involving Inequalities

175

Practice: Properties of Logarithmic Functions - II

162

Practice: Properties of Logarithmic Functions - III

151

Practice: Properties of Logarithmic Functions - IV

220

Number of Relations

61