упростить выражениепомогите пожалуйстаsin(p/4-ą)*cos(p/4-ą)2*tg1.5ą/1+tg²1.5ą. Created by rina270604. algebra-ru

1+tg²1.5ą...

rina270604 @rina270604

July 2022 1 31 Report

упростить выражение
помогите пожалуйста

sin(p/4-ą)*cos(p/4-ą)

2*tg1.5ą/1+tg²1.5ą

Answers & Comments

NNNLLL54

Verified answer

Ответ:

$sin(\dfrac{\pi}{4}-a)\cdot cos(\dfrac{\pi}{4}-a)=\dfrac{1}{2}\cdot sin(\dfrac{\pi}{2}-2a)=\dfrac{1}{2}\cdot cos2a\\\\\\\dfrac{2\cdot tg1,5a}{1+tg^21,5a}=tg(2\cdot 1,5a)=tg(3a)$

0 votes Thanks 0

pomogite uprostit vyrazheniesin acos acosa sina

Answer

rina270604 August 2022 | 0 Ответы

pomogite pozhalujsta ochen srochnozapishit dva varianti formi imennik

Answer

rina270604 July 2022 | 0 Ответы

osobennosti zhizni ukrainskogo naseleniya v okkupacii i evakuacii2 mirovaya vojna

Answer

rina270604 July 2022 | 0 Ответы

napishite pozhalujsta transkripciyu predlozheniya po russkomu yazyku srochnochetyr

Answer

rina270604 August 2021 | 0 Ответы

viznachte stilistichne zabarvlennya frazeologizmiva zijti z orbitib zvoditi palac

Answer

Answers & Comments

Verified answer

pomogite uprostit vyrazheniesin acos acosa sina

pomogite pozhalujsta ochen srochnozapishit dva varianti formi imennik

osobennosti zhizni ukrainskogo naseleniya v okkupacii i evakuacii2 mirovaya vojna

pomogitechto eto za dokumentukrainskij narod v rossii ravnopraven s russkim

srochno nuzhno reshit zadachu po himii pomogite pozhalujstadanomc6h62028 gv

srochnohudozhni zasobi z tvoru tini zabutih predkiv ochen nuzhnoprimery epi

napishite pozhalujsta transkripciyu predlozheniya po russkomu yazyku srochnochetyr

viznachte stilistichne zabarvlennya frazeologizmiva zijti z orbitib zvoditi palac

рекомендуемые вопросы

Helpful Links

Helpful Social