For non-negative integers n, let k+1 n+2 A. f(n)= C. n f(4)= si sin k=0 n...

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For non-negative integers n, let k+1 n+2 A. f(n)= C. n f(4)= si sin k=0 n sin k+1 sin T k=0 n+2 Assuming cos x takes values in [0, ], which of the following options is/are correct? 3 2 sin(7 cos f(5)) = 0 k+2 n+2 B. D. If a = tan(cos'f(6)), then a + 2a-1=0 1 lim f(n) == 2 n-8 For non-negative integers n, let k+1 n+2 A. f(n)= C. n f(4)= si sin k=0 n sin k+1 sin T k=0 n+2 Assuming cos x takes values in [0, ], which of the following options is/are correct? 3 2 sin(7 cos f(5)) = 0 k+2 n+2 B. D. If a = tan(cos'f(6)), then a + 2a-1=0 1 lim f(n) == 2 n-8

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