tmua.fyi Mock Paper 2 (2) · Question 7

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tmua.fyi Mock Paper 2 (2) · Q7

Paper 2Powers & logarithms

Consider the following argument.

Line 1: $\frac14>\frac18$ .

Line 2: $(\frac12)^2>(\frac12)^3$ .

Line 3: Taking $\log_{10}$ of both sides, $2\log_{10}\frac12>3\log_{10}\frac12$ .

Line 4: Dividing both sides by $\log_{10}\frac12$ , $2>3$ .

At which line does the first error occur?

ALine 1

BLine 2

CLine 3

DLine 4

Ethere is no error

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