Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
3001	Solve for ?	sin(x/2)=1/2	$\sin (\frac{x}{2}) = \frac{1}{2}$
3002	Solve for ?	sin(2x)=( square root of 2)/2	$\sin (2 x) = \frac{\sqrt{2}}{2}$
3003	Solve for ?	sin(2x)+sin(x)=0	$\sin (2 x) + \sin (x) = 0$
3004	Solve for ?	csc(x)*cos(x)=cot(x)	$\csc (x) \cdot \cos (x) = \cot (x)$
3005	Solve for ?	csc(x)+1=0	$\csc (x) + 1 = 0$
3006	Solve for ?	csc(x)=1	$\csc (x) = 1$
3007	Solve for ?	cos(x)-sin(x)=1	$\cos (x) - \sin (x) = 1$
3008	Solve for ?	cos(x)-tan(x)cos(x)=0	$\cos (x) - \tan (x) \cos (x) = 0$
3009	Solve for ?	cos(2x)+6sin(x)^2=4	$\cos (2 x) + 6 \sin^{2} (x) = 4$
3010	Solve for ?	x=pi/3	$x = \frac{π}{3}$
3011	Solve for ?	square root of 2sin(x)+1=0	$\sqrt{2} \sin (x) + 1 = 0$
3012	Solve for ?	sin(x)^2-cos(x)^2=0	$\sin^{2} (x) - \cos^{2} (x) = 0$
3013	Solve for ?	2cos(x)^2- square root of 3cos(x)=0	$2 \cos^{2} (x) - \sqrt{3} \cos (x) = 0$
3014	Solve for ?	2cos(x)+3=2	$2 \cos (x) + 3 = 2$
3015	Solve for ?	square root of 3sec(x)+2=0	$\sqrt{3} \sec (x) + 2 = 0$
3016	Solve for ?	cos(x)=1/( square root of 2)	$\cos (x) = \frac{1}{\sqrt{2}}$
3017	Solve for ?	2sin(x)=-1	$2 \sin (x) = - 1$
3018	Solve for ?	4sin(x)+5=7	$4 \sin (x) + 5 = 7$
3019	Solve for b	8.9sin(b)=5*sin(95)	$8.9 \sin (b) = 5 \cdot \sin (95)$
3020	Solve for r	C=2pr	$C = 2 p r$
3021	Solve for x	cos(x)^2=1/2	$\cos^{2} (x) = \frac{1}{2}$
3022	Solve for x	tan(x-1)^2=0	$\tan^{2} (x - 1) = 0$
3023	Solve for x	2sin(x)+1=0	$2 \sin (x) + 1 = 0$
3024	Solve for x	2cos(x)^2+3cos(x)-2=0	$2 \cos^{2} (x) + 3 \cos (x) - 2 = 0$
3025	Solve for x	3sec(x)^2-4=0	$3 \sec^{2} (x) - 4 = 0$
3026	Solve for x	2sin(2x)-1=0	$2 \sin (2 x) - 1 = 0$
3027	Solve for x	2sec(x)+1=sec(x)+3	$2 \sec (x) + 1 = \sec (x) + 3$
3028	Solve for x	2sin(2x)- square root of 2=0	$2 \sin (2 x) - \sqrt{2} = 0$
3029	Solve for x	2cos(3x-1)=0	$2 \cos (3 x - 1) = 0$
3030	Solve for x	x/(x-4)-1/(x+3)=28/(x^2-x-12)	$\frac{x}{x - 4} - \frac{1}{x + 3} = \frac{28}{x^{2} - x - 12}$
3031	Solve for x	cos(x)=1/3	$\cos (x) = \frac{1}{3}$
3032	Solve for x	cot(3x) = square root of 3	$\cot (3 x) = \sqrt{3}$
3033	Solve for x	cos(x)-2sin(x)cos(x)=0	$\cos (x) - 2 \sin (x) \cos (x) = 0$
3034	Solve for x	cos(x)-1=0	$\cos (x) - 1 = 0$
3035	Solve for x	cos(2x)cos(x)-sin(2x)sin(x)=0	$\cos (2 x) \cos (x) - \sin (2 x) \sin (x) = 0$
3036	Solve for x	6arcsin(x)=pi	$6 \arcsin (x) = π$
3037	Solve for x	sin(x)-cos(x)=1	$\sin (x) - \cos (x) = 1$
3038	Solve for x	sin(x)sec(x)=tan(x)	$\sin (x) \sec (x) = \tan (x)$
3039	Solve for x	tan(x/2)=- square root of 3	$\tan (\frac{x}{2}) = - \sqrt{3}$
3040	Solve for x	tan(2x)=0	$\tan (2 x) = 0$
3041	Solve for x	tan(x)=3	$\tan (x) = 3$
3042	Solve for x	tan(x)=3/4	$\tan (x) = \frac{3}{4}$
3043	Solve for x	sec(x)+tan(x)=1	$\sec (x) + \tan (x) = 1$
3044	Solve for x	sec(x/2)=cos(x/2)	$\sec (\frac{x}{2}) = \cos (\frac{x}{2})$
3045	Solve for x	sin(4x)=( square root of 3)/2	$\sin (4 x) = \frac{\sqrt{3}}{2}$
3046	Solve for x	sin(2x)=- square root of 3sin(x)	$\sin (2 x) = - \sqrt{3} \sin (x)$
3047	Solve for x	sin(2x)=1	$\sin (2 x) = 1$
3048	Find the x and y Intercepts	y=4sin(x)	$y = 4 \sin (x)$
3049	Find the Range	y=-3sec(x)	$y = - 3 \sec (x)$
3050	Find the Range	y=3/2*cos(t/2)	$y = \frac{3}{2} \cdot \cos (\frac{t}{2})$
3051	Find the Range	y=tan(x)+2	$y = \tan (x) + 2$
3052	Solve for x	y=cot(x)	$y = \cot (x)$
3053	Solve for x	y=tan(x)	$y = \tan (x)$
3054	Find the Other Trig Values in Quadrant IV	sec(x)=3	$\sec (x) = 3$
3055	Find the Exact Value	sec(-225 degrees )	$\sec (- 225 °)$
3056	Find the Other Trig Values in Quadrant IV	cos(x)=5/13	$\cos (x) = \frac{5}{13}$
3057	Find the Other Trig Values in Quadrant III	tan(theta) = square root of 3	$\tan (θ) = \sqrt{3}$
3058	Find the Other Trig Values in Quadrant III	sin(theta)=-3/5	$\sin (θ) = - \frac{3}{5}$
3059	Find the Other Trig Values in Quadrant III	sin(theta)=-12/13	$\sin (θ) = - \frac{12}{13}$
3060	Find the Other Trig Values in Quadrant III	cos(x)=-7/25	$\cos (x) = - \frac{7}{25}$
3061	Find the Other Trig Values in Quadrant II	cot(x)=-2	$\cot (x) = - 2$
3062	Find the Other Trig Values in Quadrant II	tan(x)=-3/8	$\tan (x) = - \frac{3}{8}$
3063	Find the Other Trig Values in Quadrant II	cos(theta)=-4/5	$\cos (θ) = - \frac{4}{5}$
3064	Find the Reference Angle	(3pi)/5	$\frac{3 π}{5}$
3065	Factor	(x+y-6)(x-y-6)	$(x + y - 6) (x - y - 6)$
3066	Find the Other Trig Values in Quadrant I	sin(x)=5/13	$\sin (x) = \frac{5}{13}$
3067	Find the Other Trig Values in Quadrant I	tan(theta)=0.74	$\tan (θ) = 0.74$
3068	Find the Other Trig Values in Quadrant I	tan(theta)=4/3	$\tan (θ) = \frac{4}{3}$
3069	Find the Other Trig Values in Quadrant I	sec(theta)=6	$\sec (θ) = 6$
3070	Simplify	square root of (cos(x))/(tan(x))	$\sqrt{\frac{\cos (x)}{\tan (x)}}$
3071	Simplify	arccsc(-2/( square root of 2))	$arccsc (- \frac{2}{\sqrt{2}})$
3072	Simplify	arccsc(-2/( square root of 3))	$arccsc (- \frac{2}{\sqrt{3}})$
3073	Simplify	arccsc((-2 square root of 3)/3)	$arccsc (\frac{- 2 \sqrt{3}}{3})$
3074	Simplify	arcsin(- square root of 2/2)	$\arcsin (- \sqrt{\frac{2}{2}})$
3075	Simplify	arctan((- square root of 3)/3)	$\arctan (\frac{- \sqrt{3}}{3})$
3076	Simplify	cos(arcsin(( square root of 2)/3))	$\cos (\arcsin (\frac{\sqrt{2}}{3}))$
3077	Simplify	sec( square root of 2)	$\sec (\sqrt{2})$
3078	Simplify	tan(arcsin(-( square root of 3)/2))	$\tan (\arcsin (- \frac{\sqrt{3}}{2}))$
3079	Find the Domain	f(x)=cos(x)	$f (x) = \cos (x)$
3080	Simplify	cos((11pi)/6)	$\cos (\frac{11 π}{6})$
3081	Simplify	arcsec(2)	$arcsec (2)$
3082	Simplify	arccos(x)	$\arccos (x)$
3083	Simplify	cos(pi/16)cos((3pi)/16)-sin(pi/16)sin((3pi)/16)	$\cos (\frac{π}{16}) \cos (\frac{3 π}{16}) - \sin (\frac{π}{16}) \sin (\frac{3 π}{16})$
3084	Simplify	cos((7pi)/6)	$\cos (\frac{7 π}{6})$
3085	Simplify	cos((5pi)/6)	$\cos (\frac{5 π}{6})$
3086	Simplify	cos(210)	$\cos (210)$
3087	Evaluate	arccos(-( square root of 3)/2)	$\arccos (- \frac{\sqrt{3}}{2})$
3088	Simplify	cos(180)	$\cos (180)$
3089	Simplify	cos(1)	$\cos (1)$
3090	Simplify	cot(x)*sec(x)	$\cot (x) \cdot \sec (x)$
3091	Simplify	cot(pi/2)	$\cot (\frac{π}{2})$
3092	Simplify	cot(pi/6)	$\cot (\frac{π}{6})$
3093	Simplify	cot(30)	$\cot (30)$
3094	Simplify	cot(60)	$\cot (60)$
3095	Simplify	cos(x)+tan(x)*sin(x)	$\cos (x) + \tan (x) \cdot \sin (x)$
3096	Simplify	cos(x)*sin(x)	$\cos (x) \cdot \sin (x)$
3097	Simplify	cos(-pi)	$\cos (- π)$
3098	Simplify	cos(a-b)	$\cos (a - b)$
3099	Simplify	cos(360)	$\cos (360)$
3100	Simplify	cos(4x)	$\cos (4 x)$