Lesson details

Key learning points

  1. In this lesson, we will use substitution skills and knowledge of order of operations to find a particular value of 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.
-7
5
Correct answer: 7

Lesson appears in

UnitMaths / Functions