Question 18 — IGCSE 0580 Oct/Nov 2025 Paper 21
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Functions and Graphs · Graphs of functions. Worth 4 marks.
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Question text
18 f(x) = 2x+5
f(x)f(x)-ff(x) = ax2+bc+c
Find the value of a, the value of b and the value of c.
a = ................................................
b = ................................................
c = ................................................
[4]
M
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
Mark scheme
