Solve equations using f(x) =
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Lesson details
Key learning points
- In this lesson, we will use knowledge of using inverse functions to solve equations using f(x)
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3 Questions
Q1.
1. f(𝑥) = 4𝑥 Find the value of f(7)
11
47
Q2.
2. f(𝑥) = 4𝑥 - 8 Find the value of f(0.2)
-3.8
34
Q3.
-7
5
3 Questions
Q1.
1. f(𝑥) = 5𝑥 Solve the following equation f(𝑥) = 95
100
475
Q2.
+2 or -2
1.06
4
Q3.
A
C