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Question Number 37750 by kunal1234523 last updated on 17/Jun/18

Given the angle x, construct the angle y if   (1) sin y = 2 sin x  (2) tan y = 3 tan x  (3) cos y = (1/2)cos x   (4) sec y = cosec x  hey do not construct it just find it out the ∠y   for the every given cases

$$\mathrm{Given}\:\mathrm{the}\:\mathrm{angle}\:{x},\:\mathrm{construct}\:\mathrm{the}\:\mathrm{angle}\:{y}\:\mathrm{if}\: \\ $$$$\left(\mathrm{1}\right)\:\mathrm{sin}\:{y}\:=\:\mathrm{2}\:\mathrm{sin}\:{x} \\ $$$$\left(\mathrm{2}\right)\:\mathrm{tan}\:{y}\:=\:\mathrm{3}\:\mathrm{tan}\:{x} \\ $$$$\left(\mathrm{3}\right)\:\mathrm{cos}\:{y}\:=\:\frac{\mathrm{1}}{\mathrm{2}}\mathrm{cos}\:{x}\: \\ $$$$\left(\mathrm{4}\right)\:\mathrm{sec}\:{y}\:=\:\mathrm{cosec}\:{x} \\ $$$$\mathrm{hey}\:\mathrm{do}\:\mathrm{not}\:\mathrm{construct}\:\mathrm{it}\:\mathrm{just}\:\mathrm{find}\:\mathrm{it}\:\mathrm{out}\:\mathrm{the}\:\angle{y}\: \\ $$$$\mathrm{for}\:\mathrm{the}\:\mathrm{every}\:\mathrm{given}\:\mathrm{cases} \\ $$

Commented by kunal1234523 last updated on 17/Jun/18

ok ok i deleted my post but please don′t call  me sir I am a 15 year old kid and I am just stepping  in the elementry mathematics and that  was my approach to that question and thank  you very much for correcting me. MrW3 sir.

$$\mathrm{ok}\:\mathrm{ok}\:\mathrm{i}\:\mathrm{deleted}\:\mathrm{my}\:\mathrm{post}\:\mathrm{but}\:\mathrm{please}\:\mathrm{don}'\mathrm{t}\:\mathrm{call} \\ $$$$\mathrm{me}\:\mathrm{sir}\:\mathrm{I}\:\mathrm{am}\:\mathrm{a}\:\mathrm{15}\:\mathrm{year}\:\mathrm{old}\:\mathrm{kid}\:\mathrm{and}\:\mathrm{I}\:\mathrm{am}\:\mathrm{just}\:\mathrm{stepping} \\ $$$$\mathrm{in}\:\mathrm{the}\:\mathrm{elementry}\:\mathrm{mathematics}\:\mathrm{and}\:\mathrm{that} \\ $$$$\mathrm{was}\:\mathrm{my}\:\mathrm{approach}\:\mathrm{to}\:\mathrm{that}\:\mathrm{question}\:\mathrm{and}\:\mathrm{thank} \\ $$$$\mathrm{you}\:\mathrm{very}\:\mathrm{much}\:\mathrm{for}\:\mathrm{correcting}\:\mathrm{me}.\:\mathrm{MrW3}\:\mathrm{sir}. \\ $$

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