Free Printable Function part 2

1.

A function is defined by h(x)=6x-5.

Find the image of object 2

Suatu fungsi diberi sebagai h(x) = 6x - 5

Cari imej bagi objek 2

(a)

2.

Find the composite function fg based on the function f and g given.

Cari fungsi gubahan fg berdasarkan fungsi f dan g yang diberi

f\left(x\right)=x^2-4x+3

g\left(x\right)=-5x

a)

$25x^2+20x+3$

b)

$-25x^2+20x+3$

c)

$25x^2-20x+3$

d)

$25x^2+20x-3$

3.

Given f(x) = 2x+1

find the value of x if f(x) is mapping into itself.

a)

3

b)

2

c)

-1

d)

-4

4.

A function is defined by h(x)=6x-5.

Find the object which maps onto itself.

(a)

5.

f(x)=2x+1
If f(x)=4, what is the value of x?

a)

3/2

b)

2

c)

1/2

d)

4

6.

Given that $k\left(x\right)=\frac{3x}{x-2},\ x\ne m$ ,

find the value of m

a)

-2

b)

3

c)

2

d)

-3

7.

Determine wheteher the following graphs is a function.

a)

A Function. When tested with a vertical line, the line cuts the graph at the one point.

b)

A Function. When tested with a vertical line, the line cuts the graph at the two points.

c)

Not a function. When tested with a vertical line, the line cuts the graph at the one point.

d)

Not a function. When tested with a vertical line, the line cuts the graph at the two points.

8.

Find $f^2$ based on the function f given.

f\left(x\right)=7x-8

(a)

9.

State the range of the following

a)

$\left\{2,\ 3,\ 4,\ 5\right\}\$

b)

$\left\{\frac{1}{2},\ \frac{1}{3},\ \frac{1}{4},\ \frac{1}{5},\ 0\right\}$

c)

$\left\{\frac{1}{2},\ \frac{1}{3},\ \frac{1}{4},\ \frac{1}{5}\right\}$

d)

$\left\{0\right\}$

10.

State the range of the following

a)

$0\le x\le3$

b)

$0\le f\left(x\right)\le4$

c)

$0\le f\left(x\right)\le3$

d)

$0\le x\le4$

Function part 2

Total questions: 10

Worksheet time: 28mins

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