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 Find the integral tt4+81dt\text { Find the integral } \int \frac { t } { t ^ { 4 } + 81 } d t \text {. }

Question 27

Multiple Choice

 Find the integral tt4+81dt\text { Find the integral } \int \frac { t } { t ^ { 4 } + 81 } d t \text {. }


A) 118arctan9t2dt+C\frac { 1 } { 18 } \arctan 9 t ^ { 2 } d t + C
B) 118arctant29dt+C\frac { 1 } { 18 } \arctan \frac { t ^ { 2 } } { 9 } d t + C
C) arctant281dt+C\arctan \frac { t ^ { 2 } } { 81 } d t + C
D) 19arctan81t2dt+C\frac { 1 } { 9 } \arctan 81 t ^ { 2 } d t + C
E) arctant29dt+C\arctan \frac { t ^ { 2 } } { 9 } d t + C

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