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1.9.10 Differentiate e^kx, a^kx and ln x (A-level only)

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Question 6

Differentiate with respect to xxx,

a.

e−x(cos⁡3x+sin⁡2x)e^{-x}(\cos 3x + \sin 2x)e−x(cos3x+sin2x)

[3]
b.

ln⁡(cos⁡2x)\ln(\cos 2x)ln(cos2x)

[3]

1.9.10 Differentiate e^kx, a^kx and ln x (A-level only) Questions

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  3. /1.9.10 Differentiate e^kx, a^kx and ln x (A-level only)