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Papers 1 and 2 · Pure
7.4 Differentiation
Question 1 · 8 marks
Calculator allowed
Spec and skills
Paper scope: Pure 1/2
Spec P7.4
Spec P7.2
Original practice question
The curve
C
C
C
has equation
y
=
e
2
x
cos
x
y = e^{2x}\cos x
y
=
e
2
x
cos
x
,
0
≤
x
≤
π
0 \leq x \leq \pi
0
≤
x
≤
π
.
(a)
Find
d
y
d
x
\frac{dy}{dx}
d
x
d
y
.
2 marks
x
xⁿ
a/b
√
π
(
)