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###### 2. Evaluate V9 - 43"dr_For f(c) set up An integral t0 compute the [0,1j: 'Then evaluate the arC length of y = f(r) for â‚¬ in the interval integral,Evaluate (tan(2x) + tan" (2r)) dr:5. The secant reduction formula says that for n # 1, sec" (c) dr sec" -2 tan(x) n _ 2 nl _ sec"-?(r) dz: Use integration by parts, with correct: sec"-?(c) and dv sec? (z) dz to show that this formula

2. Evaluate V9 - 43"dr_ For f(c) set up An integral t0 compute the [0,1j: 'Then evaluate the arC length of y = f(r) for â‚¬ in the interval integral, Evaluate (tan(2x) + tan" (2r)) dr: 5. The secant reduction formula says that for n # 1, sec" (c) dr sec" -2 tan(x) n _ 2 nl _ sec"-?(r) dz: Use integration by parts, with correct: sec"-?(c) and dv sec? (z) dz to show that this formula

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