Maths vegas functions_review

Post on 30-Jun-2015

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transcript

Each person starts with £20Each question you must decide your stake

(Min £1, Max £20)Then answer the question.

Get it right, I add your stake to your pot.Get it wrong, you lose your stake.

Question 1

The function f(x) =

is defined for x ≥ 0

Find f(2)

4

12 x

Question 2

The function g(x) =

is defined for 0 ≤ x ≤ 2

Find g(2)

24 x

Question 3

The function f(x) =

is defined for x ≥ 0

The function g(x) = is defined for 0 ≤ x ≤ 2

Find fg(1)

4

12 x

24 x

Question 4

The function f(x) =

is defined for x ≥ 0

The function g(x) = is defined for 0 ≤ x ≤ 2

Find fg(x)

4

12 x

24 x

Question 5

The function f(x) =

is defined for x ≥ 0

Find f-1(x)

4

12 x

Question 6

The function g(x) = is defined for 0 ≤ x ≤ 2

Find g-1(x)

24 x

Question 7

The function g(x) = is defined for 0 ≤ x ≤ 2

What is the domain and range of the function?

24 x

Question 8

The function f(x) =

is defined for x ≥ 0

What is the domain and range of the function?

4

12 x

Question 9

The function f is given asf(x) =

Evaluate f(5)

3x

Question 10

The function f is given asf(x) =

Evaluate f(-2)

3x

Question 11

The function f is given asf(x) =

Sketch the graph of y=

3x

3x

Question 12

The function f is given asf(x) =

Solve the inequality <2

3x

3x