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Popular Trigonometry Problems

5sin(x)tan(x)-10tan(x)+3sin(x)-6=0	5\sin(x)\tan(x)-10\tan(x)+3\sin(x)-6=0
tan^2(x)+2tan(x)=0	\tan^{2}(x)+2\tan(x)=0
sin(2x)+3sin(x)=0	\sin(2x)+3\sin(x)=0
(cos^3(x))/(sin(x))=cot(x)	\frac{\cos^{3}(x)}{\sin(x)}=\cot(x)
tan(2x)= 3/4	\tan(2x)=\frac{3}{4}
sin(x)=1+cos(x)	\sin(x)=1+\cos(x)
sqrt(2)sin(x)=sqrt(1+(cos(2x))/(sin(x)))	\sqrt{2}\sin(x)=\sqrt{1+\frac{\cos(2x)}{\sin(x)}}
sin(x)=(sqrt(21))/5	\sin(x)=\frac{\sqrt{21}}{5}
tan(θ/2-pi/6)=1	\tan(\frac{θ}{2}-\frac{π}{6})=1
1+2sin(θ)=csc(θ)	1+2\sin(θ)=\csc(θ)
-6=-4+sec(x+pi/4)	-6=-4+\sec(x+\frac{π}{4})
2sin^2(x)+3sin(x)=2	2\sin^{2}(x)+3\sin(x)=2
tan(x)sec(x)+3tan(x)=0	\tan(x)\sec(x)+3\tan(x)=0
(csc(b))/(csc(b))= 1/(sqrt(1-sin^2(b)))	\frac{\csc(b)}{\csc(b)}=\frac{1}{\sqrt{1-\sin^{2}(b)}}
sqrt(3)sec(4x)=2	\sqrt{3}\sec(4x)=2
sqrt(2)cos(x)-1=cos(2x)	\sqrt{2}\cos(x)-1=\cos(2x)
0=4cos(2θ)	0=4\cos(2θ)
tan^2(x)cos(x)=tan^2(x)	\tan^{2}(x)\cos(x)=\tan^{2}(x)
cos(x)sin(x)=3sin(x)	\cos(x)\sin(x)=3\sin(x)
tan^3(x)-tan(x)=0	\tan^{3}(x)-\tan(x)=0
8sin(θ)-1=0	8\sin(θ)-1=0
4sin(θ)cos(θ)=1	4\sin(θ)\cos(θ)=1
-64sin(8x)=0	-64\sin(8x)=0
cos(θ)=-sqrt(3)	\cos(θ)=-\sqrt{3}
tan(θ)= 6/8	\tan(θ)=\frac{6}{8}
sec(x)=-3.5	\sec(x)=-3.5
(sin(x)-1)=cos(x)	(\sin(x)-1)=\cos(x)
2sin^2(x)=cos(2x)	2\sin^{2}(x)=\cos(2x)
cos(x)=0.96	\cos(x)=0.96
2sin(3x)+3=0	2\sin(3x)+3=0
4cos^2(θ)sin(θ)+2cos^2(θ)=0	4\cos^{2}(θ)\sin(θ)+2\cos^{2}(θ)=0
1+cos(2x)=0	1+\cos(2x)=0
cos^2(x)-sin^2(x)=(sqrt(3))/2	\cos^{2}(x)-\sin^{2}(x)=\frac{\sqrt{3}}{2}
2sin^2(x)+1=4sin(x)	2\sin^{2}(x)+1=4\sin(x)
1/4 =cos(x)	\frac{1}{4}=\cos(x)
cos(2x)+3cos(x)=-2	\cos(2x)+3\cos(x)=-2
4tan^2(θ)+16tan(θ)=7tan(θ)-2	4\tan^{2}(θ)+16\tan(θ)=7\tan(θ)-2
10(1-cos(θ))=sin^2(θ)	10(1-\cos(θ))=\sin^{2}(θ)
cos(2x)=2-5cos(x)	\cos(2x)=2-5\cos(x)
tan(x-20)=cot(x+45)	\tan(x-20)=\cot(x+45)
sin(z)=4	\sin(z)=4
-6sqrt(3)=-9csc(3x)	-6\sqrt{3}=-9\csc(3x)
1+sin(θ)=1+cos(θ)	1+\sin(θ)=1+\cos(θ)
tan(x)=tan(40)tan(50)	\tan(x)=\tan(40^{\circ\:})\tan(50^{\circ\:})
tan(x)+tan(2x)=0	\tan(x)+\tan(2x)=0
3cos(2θ)+2=-cos(θ)	3\cos(2θ)+2=-\cos(θ)
cos(x)=(7.2)/(9.4)	\cos(x)=\frac{7.2}{9.4}
sin(θ)=-sqrt(2)-cos(θ)	\sin(θ)=-\sqrt{2}-\cos(θ)
sin(2θ)=3cos(2θ)	\sin(2θ)=3\cos(2θ)
1-cos(2x)=sin(2x)	1-\cos(2x)=\sin(2x)
cos(θ)=5	\cos(θ)=5
2cos^2(x)+2cos(x)=0	2\cos^{2}(x)+2\cos(x)=0
solvefor x,tan(3x)=5tan(x)	solvefor\:x,\tan(3x)=5\tan(x)
3sin(2t)=0	3\sin(2t)=0
tan(θ)= 8/5	\tan(θ)=\frac{8}{5}
tan(θ)= 8/8	\tan(θ)=\frac{8}{8}
cos(2x-pi/(14))=0	\cos(2x-\frac{π}{14})=0
2=2tan(x)	2=2\tan(x)
(sin(x))/(1+cos(x))+cot(x)=2	\frac{\sin(x)}{1+\cos(x)}+\cot(x)=2
4cos(2θ)+16cos(θ)+4=9cos(θ)	4\cos(2θ)+16\cos(θ)+4=9\cos(θ)
sin(θ)=(7pi)/3	\sin(θ)=\frac{7π}{3}
tan(x)*cos^2(x)-tan(x)=0	\tan(x)\cdot\:\cos^{2}(x)-\tan(x)=0
sin(x+pi)-sin(x)+sqrt(2)=0	\sin(x+π)-\sin(x)+\sqrt{2}=0
3tan(x)=-3	3\tan(x)=-3
2(sin(x))^2-5cos(x)+1=0	2(\sin(x))^{2}-5\cos(x)+1=0
5sin(x)cos(x)=3cos(x)	5\sin(x)\cos(x)=3\cos(x)
sqrt(3)cos(x)+sin(x)=sqrt(2)	\sqrt{3}\cos(x)+\sin(x)=\sqrt{2}
9cosh(x)-5sinh(x)=15	9\cosh(x)-5\sinh(x)=15
3sin(x)=sqrt(3)cos(x)	3\sin(x)=\sqrt{3}\cos(x)
-4sin^2(θ)-7sin(θ)+4=0	-4\sin^{2}(θ)-7\sin(θ)+4=0
cos(8x)-cos(4x)=0	\cos(8x)-\cos(4x)=0
cos(x)= 4/3	\cos(x)=\frac{4}{3}
cos^2(θ)-sin(θ)cos(θ)=0	\cos^{2}(θ)-\sin(θ)\cos(θ)=0
solvefor x,cos(2x)+cos(x)=0	solvefor\:x,\cos(2x)+\cos(x)=0
2sin(θ)+cos(2θ)=1	2\sin(θ)+\cos(2θ)=1
sin(pit)=0	\sin(πt)=0
8sin^3(x)=8sin(x)	8\sin^{3}(x)=8\sin(x)
sin^2(x)+cos^2(x)=sin(x)	\sin^{2}(x)+\cos^{2}(x)=\sin(x)
cos(θ)+2sec(θ)=-3	\cos(θ)+2\sec(θ)=-3
3tan^2(θ)+7tan(θ)-2=4	3\tan^{2}(θ)+7\tan(θ)-2=4
4sin^2(x)=0	4\sin^{2}(x)=0
5cos(2θ)=-5cos(θ)	5\cos(2θ)=-5\cos(θ)
sin(θ)= 3/5 ,0<θ< pi/2	\sin(θ)=\frac{3}{5},0<θ<\frac{π}{2}
cos(4x)cos(x)+sin(4x)sin(x)= 1/2	\cos(4x)\cos(x)+\sin(4x)\sin(x)=\frac{1}{2}
-4sin^2(θ)-15sin(θ)=-7sin(θ)-5	-4\sin^{2}(θ)-15\sin(θ)=-7\sin(θ)-5
tan^2(θ)+7tan(θ)+5=0	\tan^{2}(θ)+7\tan(θ)+5=0
tan(θ)=(2sqrt(3))/1	\tan(θ)=\frac{2\sqrt{3}}{1}
cos^2(x)-cos(x)=0,x,0<= x<= 2pi	\cos^{2}(x)-\cos(x)=0,x,0\le\:x\le\:2π
6cos^2(x)+sin(x)-4=0	6\cos^{2}(x)+\sin(x)-4=0
2sin(4x)-sqrt(3)=0	2\sin(4x)-\sqrt{3}=0
cos(4x)= 1/2 ,0<= x<= 2pi	\cos(4x)=\frac{1}{2},0\le\:x\le\:2π
2cos^2(t)+3cos(t)-5=0	2\cos^{2}(t)+3\cos(t)-5=0
6cos^2(x)+7sin(x)-8=0	6\cos^{2}(x)+7\sin(x)-8=0
sqrt(3csc(x))=2	\sqrt{3\csc(x)}=2
4csc^2(x)-25=0	4\csc^{2}(x)-25=0
sin(θ)=-4/5 ,(3pi)/2 <θ<2pi	\sin(θ)=-\frac{4}{5},\frac{3π}{2}<θ<2π
4cos(x)+sin^2(x)=3cos^2(x)+2	4\cos(x)+\sin^{2}(x)=3\cos^{2}(x)+2
5tan(B)+sqrt(13)=0	5\tan(B)+\sqrt{13}=0
tan^2(x)=sqrt(3)tan(x)	\tan^{2}(x)=\sqrt{3}\tan(x)
2cos^2(x)-2=0	2\cos^{2}(x)-2=0

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