MathematicsMedium64×since 2004Q4006Let In=∫tannx dx, (n>1).{I_n} = \int {{{\tan }^n}x\,dx} ,\,\left( {n > 1} \right).In=∫tannxdx,(n>1). If I4+I6{I_4} + {I_6}I4+I6 = atan5x+bx5+Ca{\tan ^5}x + b{x^5} + Catan5x+bx5+C, where C is a constant of integration, then the ordered pair (a,b)\left( {a,b} \right)(a,b) is equal toA(15,0)\left( {{1 \over 5},0} \right)(51,0)B(15,−1)\left( {{1 \over 5}, - 1} \right)(51,−1)C(−15,0)\left( { - {1 \over 5},0} \right)(−51,0)D(−15,1)\left( { - {1 \over 5},1} \right)(−51,1)Check answerSkip