div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document-a-tan2-x-b-tan-x-c-2-cosx-sin-xdx-2-cosx-cot-xdx-xdx-a-inx2-4-c-2htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: hoc360neta tan2 x b tan x c 2 cosx sin xdx 2 cosx cot xdx xdx — Inx2 + 4 + C 2 — -lncos — tan x cos — — - co sin — -co co — X COS X Created Date 6212018 6:11:32 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentpubreader030viewer20220401195e574d1fab7191389143813ahtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document-a-tan2-x-b-tan-x-c-2-cosx-sin-xdx-2-cosx-cot-xdx-xdx-a-inx2-4-c-2htmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: hoc360neta tan2 x b tan x c 2 cosx sin xdx 2 cosx cot xdx xdx — Inx2 + 4 + C 2 — -lncos — tan x cos — — - co sin — -co co — X COS X Created Date 6212018 6:11:32 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentpubreader030viewer20220401195e574d1fab7191389143813ahtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document-a-tan2-x-b-tan-x-c-2-cosx-sin-xdx-2-cosx-cot-xdx-xdx-a-inx2-4-c-2htmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: hoc360neta tan2 x b tan x c 2 cosx sin xdx 2 cosx cot xdx xdx — Inx2 + 4 + C 2 — -lncos — tan x cos — — - co sin — -co co — X COS X Created Date 6212018 6:11:32 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentpubreader030viewer20220401195e574d1fab7191389143813ahtml5thumbnails3jpg width=140...