functi_0099 [4 marks]

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Details

Topic: Functions and graphs (Algebra and graphs)
Marks: 4
Tier: Extended
Style: Short answer
Calculator: Calculator-free
Status: Usable
Source: functionsngraphsclassified.pdf, page 29, 0580/23/M/J/10 (original Paper 2)
Import issues: None

Part	Answer	Mark	Guidance
(a)	64	2	B1 for f(−2) = 6
(b)	9	2	M1 for 3x − 5 = 22 or h⁻¹(x) = (x + 5)/3