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Year 12 Methods (Unit 3 & 4) Exponential and logarithmic functions

Solving equations involving exponential and logarithmic functions

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Questions
Question 1
194103

Solve the equation \(e^{x}=7\) for \(x\).

(i) Give the exact solution.
(ii) Give the solution correct to \(2\) decimal places.
Part a:
A.
\(\ln 7\)
Correct
B.
\(\log 7\)
C.
\(\dfrac{7}{e}\)
D.
\(e^{7}\)
Part b:
1.95
 (2 d.p) 1 mark

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