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Papers 1 and 2 · Pure
7.3 Differentiation
Question 1 · 4 marks
Calculator allowed
Spec and skills
Paper scope: Pure 1/2
Spec P7.3
Spec P2.5
Original practice question
f
(
x
)
=
2
x
3
−
9
x
2
+
12
x
−
1
f(x) = 2x^3 - 9x^2 + 12x - 1
f
(
x
)
=
2
x
3
−
9
x
2
+
12
x
−
1
.
(a)
Find
f
′
(
x
)
f'(x)
f
′
(
x
)
,
fully factorised.
2 marks
x
xⁿ
a/b
√
π
(
)