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1.6 Exponentials and logarithms

1.6 Exponentials and logarithms

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Question 72

It is given that y=log⁡2xy = \log_2 xy=log2​x.

Find expressions in terms of y y\,y for each of the following.

a.

log⁡2x2\log_2 x^2log2​x2

[2]
b.

log⁡22x\log_2 2xlog2​2x

[2]
c.

log⁡2x\log_2 \sqrt{x}log2​x​

[2]
Markscheme

1.6 Exponentials and logarithms Questions

  1. A Level
  2. /Maths
  3. /1.6 Exponentials and logarithms

104 exam-style questions on WJEC A Level Maths 1.6 Exponentials and logarithms, covering 1.6.1 Exponentials and logarithms, 1.6.2 Exponentials and logarithms, 1.6.3 Exponentials and logarithms, 1.6.4 Exponentials and logarithms, 1.6.5 Exponentials and logarithms, 1.6.6 Exponentials and logarithms, 1.6.7 Exponentials and logarithms, 1.6.8 Exponentials and logarithms, and 1.6.9 Exponentials and logarithms. Each one has a worked solution and a mark scheme showing where the marks go.

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