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Problemas populares de Trigonometría

25sin^2(x)-10sin(x)+1=0	25\sin^{2}(x)-10\sin(x)+1=0
4-4sin(θ)=2	4-4\sin(θ)=2
1-2cos(x)=sin^2(x)	1-2\cos(x)=\sin^{2}(x)
cos(x)= 84/98	\cos(x)=\frac{84}{98}
cos((3θ)/2)= 1/2	\cos(\frac{3θ}{2})=\frac{1}{2}
0=5+4cos(x)	0=5+4\cos(x)
35708=35795cos(x)	35708=35795\cos(x)
sin(θ)=(sqrt(2-\sqrt{3)})/(10)	\sin(θ)=\frac{\sqrt{2-\sqrt{3}}}{10}
sin(x)=0.844	\sin(x)=0.844
2cos(x)=-cos(x)	2\cos(x)=-\cos(x)
tan(x)=-10	\tan(x)=-10
cos(pi/x)=(sqrt(3))/3	\cos(\frac{π}{x})=\frac{\sqrt{3}}{3}
solvefor y,arctan(y/x)=ln(x)	solvefor\:y,\arctan(\frac{y}{x})=\ln(x)
-cos(74)=cos(θ)	-\cos(74^{\circ\:})=\cos(θ)
sin(x)=50	\sin(x)=50
58.2^2=25.8^2+33.4^2-2(25.8(33.4))cos(a)	58.2^{2}=25.8^{2}+33.4^{2}-2(25.8(33.4))\cos(a)
tan(θ)=-sqrt(3),0<= θ<= 2pi	\tan(θ)=-\sqrt{3},0\le\:θ\le\:2π
4cos(θ)-1=2sin(θ)tan(θ)	4\cos(θ)-1=2\sin(θ)\tan(θ)
3tan(θ)=tan(2θ)	3\tan(θ)=\tan(2θ)
cos^{(2)}(x)-3sin^{(2)}(x)=0	\cos^{(2)}(x)-3\sin^{(2)}(x)=0
solvefor a,cos(a)cos(b)=0.426	solvefor\:a,\cos(a)\cos(b)=0.426
5cos(x)-4=0	5\cos(x)-4=0
2+2cos(x)=2-2sin(x)	2+2\cos(x)=2-2\sin(x)
sin(x)=14	\sin(x)=14
tan(x)=0,5	\tan(x)=0,5
2sec^2(x)-5sec(x)+2=0,0<= x<= 360	2\sec^{2}(x)-5\sec(x)+2=0,0^{\circ\:}\le\:x\le\:360^{\circ\:}
2sin(5x)+sqrt(3)=0,0<= x<= 2pi	2\sin(5x)+\sqrt{3}=0,0\le\:x\le\:2π
sin(2θ)=-24/25	\sin(2θ)=-\frac{24}{25}
sin(4x)+cos(4x)=1	\sin(4x)+\cos(4x)=1
-4cos(x)=-sin^2(x)+4,0<= x<= 2pi	-4\cos(x)=-\sin^{2}(x)+4,0\le\:x\le\:2π
0=cos^2(pi/(12)t)	0=\cos^{2}(\frac{π}{12}t)
sec^2(x)+2sec(x)+4=0	\sec^{2}(x)+2\sec(x)+4=0
cos(A)=0.7865	\cos(A)=0.7865
sin(x)=cos(2x+51)	\sin(x)=\cos(2x+51^{\circ\:})
sin(x)= pi/4	\sin(x)=\frac{π}{4}
cos(x)=45.7	\cos(x)=45.7
-2cos(2θ)=1	-2\cos(2θ)=1
tan(5x)*cot(x+40)=1	\tan(5x)\cdot\:\cot(x+40^{\circ\:})=1
sin(θ)=0.7043	\sin(θ)=0.7043
3cosh(2x)=5	3\cosh(2x)=5
solvefor θ,4sin(θ)+3cos(θ)=2	solvefor\:θ,4\sin(θ)+3\cos(θ)=2
tan(x)n=3	\tan(x)n=3
sin(x)=0.6482078965	\sin(x)=0.6482078965
tan(2θ)=(2tan(θ))/(1-tan(θ))	\tan(2θ)=\frac{2\tan(θ)}{1-\tan(θ)}
sec(θ)=15,tan(2θ)+125(cos(2θ)-1)	\sec(θ)=15,\tan(2θ)+125(\cos(2θ)-1)
sqrt(2)cos(θ)+1=0	\sqrt{2}\cos(θ)+1=0
1/(1-sin(x))=2sec^2(x)+tan(x)sec(x)	\frac{1}{1-\sin(x)}=2\sec^{2}(x)+\tan(x)\sec(x)
4sqrt(2)tan(x)-sqrt(2)=3sqrt(2)tan(x)	4\sqrt{2}\tan(x)-\sqrt{2}=3\sqrt{2}\tan(x)
7sin(2x)+12cos(x)=0	7\sin(2x)+12\cos(x)=0
solvefor θ,cos(θ)=-cos(40)	solvefor\:θ,\cos(θ)=-\cos(40^{\circ\:})
-1-2sec^2(x)=-3sec^2(x)	-1-2\sec^{2}(x)=-3\sec^{2}(x)
tanh(x+1)+1=2	\tanh(x+1)+1=2
sin(2θ)=0.9076	\sin(2θ)=0.9076
7sin(B)+3=sin(B)+2	7\sin(B)+3=\sin(B)+2
4cos(x)=3	4\cos(x)=3
cos(x+1/6 pi)cos(x-1/6 pi)=cos(2x)	\cos(x+\frac{1}{6}π)\cos(x-\frac{1}{6}π)=\cos(2x)
tan(a/2)= 1/2	\tan(\frac{a}{2})=\frac{1}{2}
sin(x)=0.731	\sin(x)=0.731
sin(x)=0.766	\sin(x)=0.766
sin(x)=0.755	\sin(x)=0.755
3tan^2(x)-5tan(x)+2=0	3\tan^{2}(x)-5\tan(x)+2=0
solvefor θ,ρ=(4sin(φ)cos(θ))	solvefor\:θ,ρ=(4\sin(φ)\cos(θ))
sin^2(a)-cos^2(a)=1	\sin^{2}(a)-\cos^{2}(a)=1
arcsin(x)=-1	\arcsin(x)=-1
2cos^2(x)+sin^2(x)=1	2\cos^{2}(x)+\sin^{2}(x)=1
3*tan^2(x)=1	3\cdot\:\tan^{2}(x)=1
2*sqrt(3)sin(v)+2cos(v)=2sqrt(2)	2\cdot\:\sqrt{3}\sin(v)+2\cos(v)=2\sqrt{2}
2csc^3(x)+21csc^2(x)+55csc(x)+42=0	2\csc^{3}(x)+21\csc^{2}(x)+55\csc(x)+42=0
cos^2(x/3)-sin^2(x/3)=-1/2	\cos^{2}(\frac{x}{3})-\sin^{2}(\frac{x}{3})=-\frac{1}{2}
sin(x)=0.014	\sin(x)=0.014
6cos(2x)+8sin(2x)=0	6\cos(2x)+8\sin(2x)=0
cos(x)= 8/17 ,sin(x)	\cos(x)=\frac{8}{17},\sin(x)
(50)/(sin(105))=(20)/(sin(x))	\frac{50}{\sin(105^{\circ\:})}=\frac{20}{\sin(x)}
solvefor x,sin^2(x)=(5m-5)/2	solvefor\:x,\sin^{2}(x)=\frac{5m-5}{2}
csc(θ)=-1.343	\csc(θ)=-1.343
csc(θ)=-3/2 ,pi<θ<(3pi)/2 ,sin(θ)	\csc(θ)=-\frac{3}{2},π<θ<\frac{3π}{2},\sin(θ)
(2-3sin(θ))/2 =-3sin(θ)	\frac{2-3\sin(θ)}{2}=-3\sin(θ)
sin(2x)=(-3)/2	\sin(2x)=\frac{-3}{2}
solvefor x,arctan(x)=(piy)/4	solvefor\:x,\arctan(x)=\frac{πy}{4}
1=4sin(x)	1=4\sin(x)
tan(x)= 45/67	\tan(x)=\frac{45}{67}
solvefor k,1.5=6(-cos(k/2)+1)	solvefor\:k,1.5=6(-\cos(\frac{k}{2})+1)
cos(t)=sin(2t)	\cos(t)=\sin(2t)
cos^2(111)+cos^2(69.3)+cos^2(x)=1	\cos^{2}(111^{\circ\:})+\cos^{2}(69.3^{\circ\:})+\cos^{2}(x)=1
2cos^2(x)=1-cos^2(x)	2\cos^{2}(x)=1-\cos^{2}(x)
4+2cos(2x)=6cos(x)	4+2\cos(2x)=6\cos(x)
cos(x)-tan(x)cos(x)=0	\cos(x)-\tan(x)\cos(x)=0
sin(θ)+cos(2θ)=0	\sin(θ)+\cos(2θ)=0
3sec(θ)-4=0	3\sec(θ)-4=0
sin(x/2)=1-cos(x)	\sin(\frac{x}{2})=1-\cos(x)
cot(2θ)= 3/4	\cot(2θ)=\frac{3}{4}
solvefor x,0=4-sec^2(x)	solvefor\:x,0=4-\sec^{2}(x)
tan(x)=-4/(sqrt(33))	\tan(x)=-\frac{4}{\sqrt{33}}
2cot^2(x)-11csc(x)=-14	2\cot^{2}(x)-11\csc(x)=-14
5=tan(x)	5=\tan(x)
cot(x)=0,0<= x<= 2pi	\cot(x)=0,0\le\:x\le\:2π
tan(α)=-(sqrt(7))/2	\tan(α)=-\frac{\sqrt{7}}{2}
-sin(θ)-cos(2θ)=0	-\sin(θ)-\cos(2θ)=0
6cos^2(x)+cos(x)=1,0<= x<= 360	6\cos^{2}(x)+\cos(x)=1,0^{\circ\:}\le\:x\le\:360^{\circ\:}
tan(y)= pi/4	\tan(y)=\frac{π}{4}

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