3 sin в квадрате x - 4sinxcosx+cos в квадрате x=0. Created by madamsshsmsnv. algebra-ru

3 sin в квадрате x - 4sinxcosx+cos в квадрате x=0...

August 2022 1 5 Report

3 sin в квадрате x - 4sinxcosx+cos в квадрате x=0

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EgorTat 3(sinx)^2-4sinxcosx+(cosx)^2=0; 2(sinx)^2-4sinxcosx+1=0;
2sinx(sinx-2cosx)+1=0; 2sinx(sinx -2(1-(sinx)^2)+1=0;
2(sinx)^2-4sinx+4(sinx)^3+1=0; 4y^3+2y^2-4y+1=0

x=(tg1/3)^(-1)+pn, n ÎZ; x=1/4(p+4pn), n ÎZ

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dana konechnaya arifmeticheskayadana konechnaya arifmeticheskaya progressiya an najdite

dana konechnaya arifmeticheskaya progressiya an najdite a1 esli d2 n15 an 10

16 najtib8

vychislite plotnost ozona o3 po azotu i po vozduhu

kakoj obem pri normalnyh usloviyah budet zanimat porciya uglekislogo gaza masso

v rf primenyayutsya raznye formy uchastiya grazhdan v politike vazhnymi iz kotoryh yavl

ch rasstoyanie mezhdu nimi 90 kmcherez kakoj promezhutok oni vstretyatsya

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