Question $5of10$

Evaluate the integral using Integration $by$ Parts, substitution, $or$ both $if$ necessary.

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{tan(9\sqrt[\phantom{2}]{?}x)}{\sqrt[\phantom{2}]{?}x}dxC$ for the arbitrary constant. Absorb

into $Cas$ much $as$ possible.${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{tan(9\sqrt[\phantom{2}]{?}x)}{\sqrt[\phantom{2}]{?}x}dx=$