For the curve defined by and

MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation

Problem

For the curve defined by

x=e^{t}\cos t

and

y=e^{t}\sin t

, calculate

\dfrac{d^{2}y}{dx^{2}}

at

t=0

. (a)

-2

(b)

0

(c)

2

(d)

1

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