CÂU 32.Y XSIN .COS 2 A) 1Y=2 X X B) Y=2COS 2X C) SIN= X D) Y= +1 TANX

Câu 32.y xsin .cos 2 A) 1y=2 x x B) y=2cos 2x C) sin= x D) y= +1 tanx