-l cs&e #1 simplify (1 — sin2 x) cos x #2 simplify cscx sec x — tan … · 2018. 11. 7. ·...

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Page 1: -l cs&e #1 Simplify (1 — sin2 x) cos x #2 Simplify cscx sec x — tan … · 2018. 11. 7. · secx — 1 Simplify cos x tan x — sin x cos2 x Rewrite as an expression not containing
Page 2: -l cs&e #1 Simplify (1 — sin2 x) cos x #2 Simplify cscx sec x — tan … · 2018. 11. 7. · secx — 1 Simplify cos x tan x — sin x cos2 x Rewrite as an expression not containing