Functions (Theory of)

Describing functions

Defining Functions and Relations

Evaluating Functions

Odd and Even Functions

Domain and Range

Domain of Continuity

Restrict Domains for a Function

Functional relations to describe properties

Sum, Difference, Product and Quotient of Functions

Algebra of Functions

Composite Functions

Graphs of Composite Functions

Class XI

Evaluating Functions

Interactive practice questions

Suppose that $\left(7,-6\right)$(7,−6) is an ordered pair that satisfies the function $g$g. Write this situation using function notation.

Easy

1min

Consider the function $f\left(x\right)=8x+6$f(x)=8x+6.

Easy

< 1min

Use the graph of the function $f\left(x\right)$f(x) to find each of the following values.

Easy

1min

Consider the function $f\left(x\right)=-9x^2-8x-4$f(x)=−9x2−8x−4.

Easy

1min

Outcomes

11.SF.RF.2

Definition of relation, pictorial diagrams, domain, co-domain and range of a relation. Function as a special kind of relation from one set to another. Pictorial representation of a function, domain, co-domain and range of a function. Real valued function of the real variable, domain and range of these functions, constant, identity, polynomial, rational, modulus, signum and greatest integer functions with their graphs. Sum, difference, product and quotients of functions.

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