----- Nội dung dịch tự động từ ảnh ----- 1p V Tell me what you want to do 三 T AaBbCcDc AaBbCcDc AaBbC AABBCCD Aa B AaE 1 Normal 1 1 No Spac. Heading 1 Heading 2 Title Sub Styles void interruption and keep your files safe with genuine Office today. Get genuine Office 13 15 16 17 18 P<0 x²+y - 2xy = 1 3) 2x² +2y - 2xy-3y 2 DELL F9 F10 F11 F12 Insert Delete PrtScr
