Question: a. When is small, show that the equation can be written as 9 + 2. b. Hence write down the value of when

a. When θ is small, show that the equation

4 cos 302 + 5 sin 1 - sin 20can be written as 9θ + 2.

b. Hence write down the value ofwhen θ is small.

4 cos 302 + 5 sin 1 - sin 20

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