1.∫sec^3/2xtanxdx= 2.∫sin2xdx/根号(1+cos^2x)=
问题描述：
1.∫sec^3/2xtanxdx= 2.∫sin2xdx/根号(1+cos^2x)=
答
∫ (secx)^(3/2) • tanx dx= ∫ (secx)^(1 + 1/2) • tanx dx= ∫ √(secx) • secxtanx dx= ∫ √(secx) d(secx)= (2/3)(secx)^(3/2) + C_______________________________________________________...