div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document-2-cot-4x-2-tan-x-sec-x-x2-cos-2x-1-sin-x-cos-x-tan-4-3x-cos-2x-fx-xhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: · 2 cot 4x 2 tan x + sec x x2 cos 2x 1 + sin x cos x tan 4 3x cos 2x fx = x + cos x2 — + COS — it — 2 — + COS 2 8 11 14 20 1 — sin — cos 3x y — —cosec loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsinreader030viewer20220123165c89b95309d3f2bb5b8b94f8html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document-2-cot-4x-2-tan-x-sec-x-x2-cos-2x-1-sin-x-cos-x-tan-4-3x-cos-2x-fx-xhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: · 2 cot 4x 2 tan x + sec x x2 cos 2x 1 + sin x cos x tan 4 3x cos 2x fx = x + cos x2 — + COS — it — 2 — + COS 2 8 11 14 20 1 — sin — cos 3x y — —cosec loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsinreader030viewer20220123165c89b95309d3f2bb5b8b94f8html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document-2-cot-4x-2-tan-x-sec-x-x2-cos-2x-1-sin-x-cos-x-tan-4-3x-cos-2x-fx-xhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: · 2 cot 4x 2 tan x + sec x x2 cos 2x 1 + sin x cos x tan 4 3x cos 2x fx = x + cos x2 — + COS — it — 2 — + COS 2 8 11 14 20 1 — sin — cos 3x y — —cosec loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsinreader030viewer20220123165c89b95309d3f2bb5b8b94f8html5thumbnails3jpg width=140 height=200...