Solve equations using f(x) =

Solve equations using f(x) =

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Lesson details

Key learning points

  1. In this lesson, we will use knowledge of using inverse functions to solve equations using f(x)

Licence

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3 Questions

Q1.
1. f(𝑥) = 4𝑥 Find the value of f(7)
11
Correct answer: 28
47
Q2.
2. f(𝑥) = 4𝑥 - 8 Find the value of f(0.2)
-3.8
Correct answer: -7.2
34
Q3.
An image in a quiz
-7
5
Correct answer: 7

3 Questions

Q1.
1. f(𝑥) = 5𝑥 Solve the following equation f(𝑥) = 95
100
Correct answer: 19
475
Q2.
An image in a quiz
+2 or -2
Correct answer: +3 or -3
1.06
4
Q3.
An image in a quiz
A
Correct answer: B
C

Lesson appears in

UnitMaths / Functions