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1.4.1 Structure and methods of proof

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Question 85

An engineer studying signal processing identifies a scaling factor $S = \log_{2} 3$ .

Use the method of proof by contradiction to prove that $S$ is an irrational number.

[3]

Markscheme

1.4.1 Structure and methods of proof Questions

A Level
Maths
1.4.1 Structure and methods of proof

107 exam-style questions on AQA A Level Maths 1.4.1 Structure and methods of proof. Each one has a worked solution and a mark scheme showing where the marks go.

1.4.1 Structure and methods of proof

Question bank

1.4.1 Structure and methods of proof

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Question 85

An engineer studying signal processing identifies a scaling factor $S = \log_{2} 3$ .

Use the method of proof by contradiction to prove that $S$ is an irrational number.

[3]

Markscheme

1.4.1 Structure and methods of proof Questions

A Level
Maths
1.4.1 Structure and methods of proof

107 exam-style questions on AQA A Level Maths 1.4.1 Structure and methods of proof. Each one has a worked solution and a mark scheme showing where the marks go.