Evaluate the following indefinite or definite integrals using substitution. SHOW EACH STEP on the answer sheets....

Question

Question

Answer 1

Answer #1

I Cosx x dx let I, = f cost ax 2 let u=de & dx=adu , putting in I Cosudu = 2 sin u to 2 sindat 4o 1= [ zsinca) - sin soi- ein

Answer 2

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