Solving equations involving composite functions | Quizalize

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Solving equations involving composite functions | Quizalize

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Solving equations involving composite functions

Quiz by Oak National Academy: GCSE Maths Higher (2)

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Q 1/6
Score 0
${\text{fg}}(x)$ , ${\text{fgh}}(x)$ , and ${\text{fff}}(x)$ are all examples of __________.
30
multiple functions
quadratic equations
composite functions
Q 2/6
Score 0
If ${\text{f}}(x)=7x−4$ and ${\text{g}}(x)=3x$ evaluate ${\text{gf}}(11)$ .
30
Users enter free text

6 questions

Q.

{\text{fg}}(x)

,

{\text{fgh}}(x)

, and

{\text{fff}}(x)

are all examples of __________.

1

30 sec

Q.

If

{\text{f}}(x)=7x−4

and

{\text{g}}(x)=3x

evaluate

{\text{gf}}(11)

.

2

30 sec

Q.

Solve

4(x-3)=22

x=

______.

3

30 sec

Q.

If

{\text{f}}(x)=6x−15

solve

{\text{f}}(x)=57

x=

______.

4

30 sec

Q.

If

{\text{f}}(x)=7x−4

and

{\text{g}}(x)=3x

which is an expression for

{\text{gf}}(x)

?

5

30 sec

Q.

Solve

3x^2+3=150

.

6

30 sec

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