PrecalculusMedium SharePrecalculus · Medium problemFor x>0x>0x>0, write sin(arctanx)\sin(\arctan x)sin(arctanx) as an algebraic expression in xxx.Ax1+x3\dfrac{x}{\sqrt{1+x^3}}1+x3xB1+x2x\dfrac{\sqrt{1+x^2}}{x}x1+x2Cx2+x2\dfrac{x}{\sqrt{2+x^2}}2+x2xDx1+x2\dfrac{x}{\sqrt{1+x^2}}1+x2xCheck Show answer Walk through it step by step Practice more like this