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Школа26thebest
@Школа26thebest
August 2022
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sinx*cos(x+pi/3)+cosx*sin(x+pi/3)=0
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oganesbagoyan
Verified answer
Sinx*cos(x+π/3)+cosx*sin(x+
π/3) =0 ;
* * * sin
αcosβ +cosα*sinβ =sin(α+β) * * *
sin(x+x+
π/3) =0 ;
sin(2x+
π/3) =0 ;
2x+π/3 =πk , k∈Z.
2x= -π/3 +πk , k∈Z.
x= -π/6 +(π/2)*k
, k∈Z.
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Answers & Comments
Verified answer
Sinx*cos(x+π/3)+cosx*sin(x+π/3) =0 ;* * * sinαcosβ +cosα*sinβ =sin(α+β) * * *
sin(x+x+π/3) =0 ;
sin(2x+π/3) =0 ;
2x+π/3 =πk , k∈Z.
2x= -π/3 +πk , k∈Z.
x= -π/6 +(π/2)*k , k∈Z.