Write the following in terms of sin(θ) only, assume 0 ≤ θ ≤ 90°. (Remember to enter trigonometric powers such as sin2(x) as (sin(x))2.) cot(θ) = I don't even know how to start it. 1

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Originally Posted by garbles Write the following in terms of sin(θ) only, assume 0 ≤ θ ≤ 90°. (Remember to enter trigonometric powers such as sin2(x) as (sin(x))2.) cot(θ) = I don't even know how to start it. 1 start with the identity ... $\displaystyle \cot{\theta} = \frac{\cos{\theta}}{\sin{\theta}}$ also, this identity may help ... $\displaystyle \cos{\theta} = \sin(90^\circ -\theta)$