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Popular Trigonometry Problems

tan(x)=(sqrt(2))/2	\tan(x)=\frac{\sqrt{2}}{2}
4cos(2x)-3=0	4\cos(2x)-3=0
sin^2(x)+1=0	\sin^{2}(x)+1=0
cos(t)-sin(2t)=0	\cos(t)-\sin(2t)=0
sin(2x-pi/2)=-1	\sin(2x-\frac{π}{2})=-1
3tan^2(2x)=1	3\tan^{2}(2x)=1
tan(x)+cot(x)=3	\tan(x)+\cot(x)=3
3sin(B)-2=5sin(B)-1	3\sin(B)-2=5\sin(B)-1
sin(x)=sin(-x)	\sin(x)=\sin(-x)
3cos(θ)+sqrt(2)=0	3\cos(θ)+\sqrt{2}=0
-cot(x)-3cos(x)=-cot(x)cos(x)-3cos(x)	-\cot(x)-3\cos(x)=-\cot(x)\cos(x)-3\cos(x)
6cos^2(x)+3cos(x)=0	6\cos^{2}(x)+3\cos(x)=0
6sin(A)+4=2sin(A)+8	6\sin(A)+4=2\sin(A)+8
(cot(x)-sqrt(3))(sqrt(2)sin(x)+1)=0	(\cot(x)-\sqrt{3})(\sqrt{2}\sin(x)+1)=0
solvefor x,tan(x)=sqrt(3)	solvefor\:x,\tan(x)=\sqrt{3}
0=cos(4x)	0=\cos(4x)
sin(t)+cos(t)=1	\sin(t)+\cos(t)=1
cos(x)tan(x)+sin(x)=2cos(x)	\cos(x)\tan(x)+\sin(x)=2\cos(x)
cos(x)+sin(x)=(sqrt(6))/2	\cos(x)+\sin(x)=\frac{\sqrt{6}}{2}
6tan^2(x)-2=0	6\tan^{2}(x)-2=0
tan(x)=infinity	\tan(x)=\infty\:
2arctanh(((x-2))/((x+1)))=ln(2)	2\arctanh(\frac{(x-2)}{(x+1)})=\ln(2)
tan(x)=-1.5	\tan(x)=-1.5
2cos^2(x)+cos(x)-3=0	2\cos^{2}(x)+\cos(x)-3=0
5sin(θ)tan(θ)-10tan(θ)+3sin(θ)-6=0	5\sin(θ)\tan(θ)-10\tan(θ)+3\sin(θ)-6=0
3cos^2(θ)+6cos(θ)-4=0	3\cos^{2}(θ)+6\cos(θ)-4=0
arccos(x)=1	\arccos(x)=1
cos(x)=sqrt(3/4)	\cos(x)=\sqrt{\frac{3}{4}}
sin(x)=sin(x/2)	\sin(x)=\sin(\frac{x}{2})
sec(x)-2=-tan(x)-3	\sec(x)-2=-\tan(x)-3
-9.81+5(32.17)(12/2)sin(θ)=0	-9.81+5(32.17)(\frac{12}{2})\sin(θ)=0
2sin^3(x)-sin^2(x)-2sin(x)+1=0	2\sin^{3}(x)-\sin^{2}(x)-2\sin(x)+1=0
2sin(x)=-2	2\sin(x)=-2
3sin(x)=sin(x)+1	3\sin(x)=\sin(x)+1
sin(4x)=sin(x)	\sin(4x)=\sin(x)
3sin(2θ)-4sin(θ)=0	3\sin(2θ)-4\sin(θ)=0
sin(x)=0.66	\sin(x)=0.66
sin(x)=0.34	\sin(x)=0.34
sin(x)-cos(x)= 1/2	\sin(x)-\cos(x)=\frac{1}{2}
arcsin(3x-1)= 1/2	\arcsin(3x-1)=\frac{1}{2}
2cos(x/2)-1=0	2\cos(\frac{x}{2})-1=0
5cos^2(x)-6cos(x)+1=0	5\cos^{2}(x)-6\cos(x)+1=0
1+sec^2(x)=tan^2(x)	1+\sec^{2}(x)=\tan^{2}(x)
cos(t)= 1/(sqrt(2))	\cos(t)=\frac{1}{\sqrt{2}}
3cos^2(x)+8sin(x)=7	3\cos^{2}(x)+8\sin(x)=7
csc(x+10)=3	\csc(x+10^{\circ\:})=3
6tan(x)=18cot(x)	6\tan(x)=18\cot(x)
9cos(x)=0	9\cos(x)=0
18arcsin(x)=3pi	18\arcsin(x)=3π
(2cos(x)-sqrt(3))(2sin(x)-1)=0	(2\cos(x)-\sqrt{3})(2\sin(x)-1)=0
11tan(θ)-10=4tan(θ)-4	11\tan(θ)-10=4\tan(θ)-4
sec^2(x)-8sec(x)=0	\sec^{2}(x)-8\sec(x)=0
cot^2(x)=1+csc(x)	\cot^{2}(x)=1+\csc(x)
7tan(A)+sqrt(42)=0	7\tan(A)+\sqrt{42}=0
2sin(x+pi/4)=1	2\sin(x+\frac{π}{4})=1
cos(3x)= 1/(sqrt(2))	\cos(3x)=\frac{1}{\sqrt{2}}
sin(x+pi/4)=-(sqrt(2))/2 ,0<= x<= 2pi	\sin(x+\frac{π}{4})=-\frac{\sqrt{2}}{2},0\le\:x\le\:2π
1+2sin^2(x)=-5cos(x)	1+2\sin^{2}(x)=-5\cos(x)
sec^2(x)tan^2(x)+3sec^2(x)-2tan^2(x)=3	\sec^{2}(x)\tan^{2}(x)+3\sec^{2}(x)-2\tan^{2}(x)=3
2cos(x)-3=0	2\cos(x)-3=0
cot(x)+6sin(x)-2cos(x)=3	\cot(x)+6\sin(x)-2\cos(x)=3
cos(2θ)=cos^2(θ)	\cos(2θ)=\cos^{2}(θ)
cos(a)= 12/13	\cos(a)=\frac{12}{13}
picos(pix)=0	π\cos(πx)=0
2sin^2(x)-cos(x)=2	2\sin^{2}(x)-\cos(x)=2
2tan(x)sin(x)-2tan(x)=0	2\tan(x)\sin(x)-2\tan(x)=0
sqrt(1-tan(x))=sec(x)	\sqrt{1-\tan(x)}=\sec(x)
sin(x)-3cos(x)=0	\sin(x)-3\cos(x)=0
cos(θ)=1+sin(θ)	\cos(θ)=1+\sin(θ)
4sin^2(x)-7sin(x)-2=0	4\sin^{2}(x)-7\sin(x)-2=0
cos(x)=-sin(2x)	\cos(x)=-\sin(2x)
3cot(x)-sqrt(3)=0	3\cot(x)-\sqrt{3}=0
cot(3x)=(sqrt(3))/3 ,0<= x<= 2pi	\cot(3x)=\frac{\sqrt{3}}{3},0\le\:x\le\:2π
csc^2(θ)+7csc(θ)+12=0	\csc^{2}(θ)+7\csc(θ)+12=0
2sin(x)+(2-sqrt(2))=sqrt(2)csc(x)	2\sin(x)+(2-\sqrt{2})=\sqrt{2}\csc(x)
3cos(5x)=2	3\cos(5x)=2
2sin^2(θ)+cos(θ)-1=0	2\sin^{2}(θ)+\cos(θ)-1=0
3sin^2(x)+sin(x)-2=0	3\sin^{2}(x)+\sin(x)-2=0
6sin^2(θ)-sin(θ)-2=0,0<= θ<= 2pi	6\sin^{2}(θ)-\sin(θ)-2=0,0\le\:θ\le\:2π
3sqrt(3)cot(x)=3	3\sqrt{3}\cot(x)=3
2tan^2(x)-6=0	2\tan^{2}(x)-6=0
0=2sin(x)-1	0=2\sin(x)-1
solvefor t,x=cos(2t)	solvefor\:t,x=\cos(2t)
-9sin^2(θ)-3cos(θ)+2=-5	-9\sin^{2}(θ)-3\cos(θ)+2=-5
csc(x)=-sqrt(1+cot(x))	\csc(x)=-\sqrt{1+\cot(x)}
2sin(3x)=sqrt(3)	2\sin(3x)=\sqrt{3}
4sin(3θ)=7cos(3θ),0<= 3θ<720	4\sin(3θ)=7\cos(3θ),0^{\circ\:}\le\:3θ<720^{\circ\:}
cot(θ)=4	\cot(θ)=4
2sin(1/2 x)+sqrt(3)=0	2\sin(\frac{1}{2}x)+\sqrt{3}=0
0=-1/7 cos(7t)	0=-\frac{1}{7}\cos(7t)
cos(α)= 5/13	\cos(α)=\frac{5}{13}
tan(x)=sqrt(3),0<= x<= 2pi	\tan(x)=\sqrt{3},0\le\:x\le\:2π
3sec(θ)+7=0	3\sec(θ)+7=0
(tan(x)+1)(sec(x)-1)=0	(\tan(x)+1)(\sec(x)-1)=0
cos(θ)=23	\cos(θ)=23
7sin^2(θ)-16sin(θ)+9=0	7\sin^{2}(θ)-16\sin(θ)+9=0
cos^2(x)-cos(x)-6=0	\cos^{2}(x)-\cos(x)-6=0
8cos(x)tan(x)=3tan(x)	8\cos(x)\tan(x)=3\tan(x)
cos(x/2)=-(sqrt(2))/2	\cos(\frac{x}{2})=-\frac{\sqrt{2}}{2}
0=sqrt(1-cos(2x))	0=\sqrt{1-\cos(2x)}

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