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Step-by-step explanation:
Integration of Tanx
Tanx = Sinx / Cosx
So we take Cosx = u
du = -Sinx
Integration Tanx = Integration -1/u
= -ln | u | + C
= - ln | Cosx | + C
= - ln | Cosx | = ln | Cosx ^-1 |
= ln | Secx | + C
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