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Anastassiya98
@Anastassiya98
July 2022
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1) 2sin2x+3sin²x=0
2) 21sin2x+2sin²x+8=0
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olesya0348
4sinxcox+
3sin²x=0|:cos^2x
4tgx+3tg^2x=0
tgx=a
3a^2+4a=0
a1=0? a2=-4/3
tgx=0
x=Пn
tgx=-4/3
x=arctg(-4/3)+Пk
1 votes
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Answers & Comments
4tgx+3tg^2x=0
tgx=a
3a^2+4a=0
a1=0? a2=-4/3
tgx=0
x=Пn
tgx=-4/3
x=arctg(-4/3)+Пk