4. Evaluate the following integrals: 4.1) arctan(x) dr 1+22 (Hint: tan(), tan(3)=3, tan() = 1 There...

 

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4. Evaluate the following integrals: 4.1) arctan(x) dr 1+22 (Hint: tan(), tan(3)=3, tan() = 1 There should be no trig functions in your final answer.) 4.2) sin(x) In(cos(x)) cos(2) 4.3) 24-2 dr dr Hint: Don't use Integration by Parts if you know it 1 4.4) 22-42+5 dz Hint: Complete the Square 4. Evaluate the following integrals: 4.1) arctan(x) dr 1+22 (Hint: tan(), tan(3)=3, tan() = 1 There should be no trig functions in your final answer.) 4.2) sin(x) In(cos(x)) cos(2) 4.3) 24-2 dr dr Hint: Don't use Integration by Parts if you know it 1 4.4) 22-42+5 dz Hint: Complete the Square