Free Printable 8.1.2 Function Representation

1.

State the range for the following relation.

a)

$\left\{0,\ 8,\ 15,\ 16\right\}$

b)

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

c)

$0,\ 8,\ 15,\ 16$

d)

$-5,\ 2,\ 4$

2.

State the domain for the following relation.

a)

$\left\{9,\ 18,\ 20\right\}$

b)

$\left\{3,\ 6,\ 9\right\}$

c)

$9,\ 18,\ 20$

d)

$3,\ 6,\ 9$

3.

Determine the value of a and b for the following functions.

a)

$a=10,\ b=6$

b)

$a=6,\ b=10$

c)

$a=3,\ b=5$

4.

Determine the value of a and b for the following functions.

a)

$a=5,\ b=216$

b)

$a=216,\ b=5$

c)

$a=125,\ b=6$

5.

Given set S = {10, 12, 18} and set R = {2, 4, 10}, set S is mapped to set R by subtracting 8. Represent the function using ordered pair.

a)

$\left\{\left(10,\ 2\right),\ \left(12,\ 4\right),\ \left(18,\ 10\right)\right\}$

b)

$\left(10,\ 2\right),\ \left(12,\ 4\right),\ \left(18,\ 10\right)$

c)

$\left\{\left(2,\ 10\right),\ \left(4,\ 12\right),\ \left(10,\ 18\right)\right\}$

d)

$\left(2,\ 10\right),\ \left(4,\ 12\right),\ \left(10,\ 18\right)$

6.

Given set V = {2, 3, 4} and set W = {3, 8, 15}, set V is mapped to set W by square minus one. Represent the function using table.

a)

b)

7.

Given T = {1, 2, 3 ,4} and U = {1, 8, 27, 64}. The relation from set T to set U is to the power of three. Represent the following functions in the form equation.

a)

$f\left(x\right)=x^3$

b)

$f\left(x\right)=3x$

c)

$f\left(x\right)=\sqrt{3}$

d)

$f\left(x\right)=\frac{3}{x}$

8.1.2 Function Representation

Total questions: 7

Worksheet time: 10mins

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