Determine f(2) (r) when f(x) = 3sinr – COST. 1. f(2)(x) = -3 sin x + cos x 2. f(2)(x) 3. f(2)(x) = 3 cos x - sinx 4. f(2)(x) = -3 cos x + sin r 5. f(2)(x) 6. f(2)(x) = = - cos x + 3 sin r = -3 sinx-cost = sin x + 3 cos r

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