For the function

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

For the function y=ln⁡(sin⁡(5x+3))y=\ln\bigl(\sin(\sqrt{5x+3})\bigr), how many distinct layers of composition are present from the innermost xx outward? (a) 3 (b) 5 (c) 4 (d) 2

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