Прошу помогите ! Tg(pi/2-a)sin(2pi-a)/cos(pi+a). Created by StasikAnanasik. algebra-ru

cos(pi+a)...

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May 2021 1 10 Report

Прошу помогите ! Tg(pi/2-a)sin(2pi-a)/cos(pi+a)

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$\frac{tg( \frac{ \pi }{2}- \alpha )\cdot sin(2 \pi - \alpha ) }{cos( \pi + \alpha )}= \frac{ctg\alpha \cdot (-sin \alpha ) }{-cos \alpha }=ctg \alpha \cdot tg \alpha =1$

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podberite k privedennym slovam imena prilagatelnye s 3 slovosochetaniyami sostav

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reshite pozhalujsta hot polovinu

ne uspevayu reshat pomogite sdelat etomne eshe 20 zadanij delat

pri kakih znacheniyah a uravnenie fx0 imeet korni a fxsin4x 3ax b fx

nuzhen kachestvennyj perevod hochu poblagodarit sotrudnikov biblioteki im begal

nuzhen perevod ogromnoe spasibo za interesnye materialy v gazete vsegda polzuem

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