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Methods2026 NHT Exam 2 Section A · Q6CAS active1 mark

Inverse of an exponential function by reflection

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The graph of $y = 2^{x-1} + 3$ is reflected in the line $y = x$ .

The rule for the image is

1 mark

A

y = \log_2(2x - 6)

B

y = \log_2(2x - 3)

C

y = \log_2(3 - x) + 1

D

y = \log_2(x) - 2

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