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Still Confused?

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Try reviewing these fundamentals first

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Get Started Now- Lesson: 114:57
- Lesson: 210:39
- Lesson: 310:30

Related Concepts: Transformations of functions: Horizontal translations, Transformations of functions: Vertical translations, Transformations of functions: Horizontal stretches, Transformations of functions: Vertical stretches

- 1.
**Introduction to Function Notation**

If $f(x) = 5x^2-x+6$ find the followinga)${f(\heartsuit)}$b)${f(\theta)}$c)${f(3)}$d)${f(-1)}$e)${f(3x)}$f)${f(-x)}$g)${f(3x-4)}$h)${3f(x)}$i)${f(x)-3}$ - 2.
**Express a Function as $f($$)$**

If ${f(x) = \sqrt{x},}$ write the following in terms of the function ${f.}$a)${\sqrt{x}+5}$b)${\sqrt{x+5}}$c)${\sqrt{2x-3}}$d)${-8\sqrt{x}}$e)${-8\sqrt{2x-3}}$f)$4\sqrt{x^{5}+9}-1$ - 3.
**Find the Value of a Function from Its Graph**

Find the value of the following from the given graph

a)${f(3)}$b)${f(0)}$c)${f(-5)}$d)${f(x)=5,x=?}$e)${f(x)=-1,x=?}$f)${f(x)=0,x=?}$

40.

Functions

40.1

Function notation

40.2

Operations with functions

40.3

Adding functions

40.4

Subtracting functions

40.5

Multiplying functions

40.6

Dividing functions

40.7

Composite functions

40.8

Inequalities of combined functions

40.9

Inverse functions

40.10

One to one functions

40.11

Difference quotient: applications of functions

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