A-Level Maths Test | Logs

Rules of Logarithms

1. log(a) + log(b) = log(ab)
2. log(a) - log(b) = log(a/b)
3. log(a)ⁿ = nlog(a)
4. log_a(a) = 1
5. If log_a(x) = 5 then x = a⁵

Question 1

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Question 12