Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
4401	Find the Exact Value	cos(-(3pi)/8)	$\cos (- \frac{3 π}{8})$
4402	Find the Exact Value	cos((7pi)/4-(11pi)/6)	$\cos (\frac{7 π}{4} - \frac{11 π}{6})$
4403	Find the Exact Value	cos(-(9pi)/2)	$\cos (- \frac{9 π}{2})$
4404	Find the Exact Value	sin(pi/2+pi/4)	$\sin (\frac{π}{2} + \frac{π}{4})$
4405	Find the Exact Value	cos(0.7)	$\cos (0.7)$
4406	Find the Exact Value	cos(arctan(-2/3))	$\cos (\arctan (- \frac{2}{3}))$
4407	Find the Exact Value	cos(16)	$\cos (16)$
4408	Find the Exact Value	sin(58 degrees )	$\sin (58 °)$
4409	Find the Exact Value	sec((13pi)/3)	$\sec (\frac{13 π}{3})$
4410	Find the Exact Value	cos(125)	$\cos (125)$
4411	Find the Exact Value	cos(11)	$\cos (11)$
4412	Find the Exact Value	arcsin(3)	$\arcsin (3)$
4413	Find the Exact Value	cos(115)	$\cos (115)$
4414	Find the Value Using the Unit Circle	csc(60 degrees )	$\csc (60 °)$
4415	Find the Value Using the Unit Circle	cos(40)	$\cos (40)$
4416	Find the Value Using the Unit Circle	cot(1)	$\cot (1)$
4417	Find the Value Using the Unit Circle	cot(pi/6)	$\cot (\frac{π}{6})$
4418	Find the Value Using the Unit Circle	sec((3pi)/2)	$\sec (\frac{3 π}{2})$
4419	Find the Value Using the Unit Circle	csc((2pi)/3)	$\csc (\frac{2 π}{3})$
4420	Find the Value Using the Unit Circle	csc(45)	$\csc (45)$
4421	Find the Value Using the Unit Circle	sin(285)	$\sin (285)$
4422	Find the Value Using the Unit Circle	sin(105)	$\sin (105)$
4423	Find the Value Using the Unit Circle	sin(22.5)	$\sin (22.5)$
4424	Find the Value Using the Unit Circle	sin(135)	$\sin (135)$
4425	Find the Value Using the Unit Circle	sin((11pi)/4)	$\sin (\frac{11 π}{4})$
4426	Find the Value Using the Unit Circle	sin((7pi)/2)	$\sin (\frac{7 π}{2})$
4427	Find the Value Using the Unit Circle	sin(7/25)	$\sin (\frac{7}{25})$
4428	Find the Value Using the Unit Circle	tan((7pi)/6)	$\tan (\frac{7 π}{6})$
4429	Find the Value Using the Unit Circle	sin(3/4)	$\sin (\frac{3}{4})$
4430	Find the Value Using the Unit Circle	tan(12/5)	$\tan (\frac{12}{5})$
4431	Find the Value Using the Unit Circle	tan((7pi)/12)	$\tan (\frac{7 π}{12})$
4432	Find the Value Using the Unit Circle	tan(0)	$\tan (0)$
4433	Find the Value Using the Unit Circle	tan(-210)	$\tan (- 210)$
4434	Find the Value Using the Unit Circle	tan(75)	$\tan (75)$
4435	Evaluate	54/60	$\frac{54}{60}$
4436	Evaluate	(-7pi)/4	$\frac{- 7 π}{4}$
4437	Evaluate	(7pi)/4+2pi	$\frac{7 π}{4} + 2 π$
4438	Evaluate	(2pi)/0.5	$\frac{2 π}{0.5}$
4439	Evaluate	(45pi)/180	$\frac{45 π}{180}$
4440	Evaluate	arcsin(0.6)	$\arcsin (0.6)$
4441	Evaluate	arcsin(sin((5pi)/6))	$\arcsin (\sin (\frac{5 π}{6}))$
4442	Evaluate	sin(-135 degrees )	$\sin (- 135 °)$
4443	Evaluate	csc(420 degrees )	$\csc (420 °)$
4444	Evaluate	pi/2+(2pi)/3	$\frac{π}{2} + \frac{2 π}{3}$
4445	Evaluate	pi/4+pi/3	$\frac{π}{4} + \frac{π}{3}$
4446	Evaluate	1-(-12/13)^2	$1 - {(- \frac{12}{13})}^{2}$
4447	Evaluate	cot(pi/2)	$\cot (\frac{π}{2})$
4448	Evaluate	1-9/25	$1 - \frac{9}{25}$
4449	Evaluate	240/180	$\frac{240}{180}$
4450	Evaluate	(13pi)/60	$\frac{13 π}{60}$
4451	Evaluate	120/169	$\frac{120}{169}$
4452	Evaluate	sin(225 degrees )	$\sin (225 °)$
4453	Evaluate	1/(-1/2)	$\frac{1}{\frac{- 1}{2}}$
4454	Evaluate	1/(24/25)	$\frac{1}{\frac{24}{25}}$
4455	Evaluate	1/(5/13)	$\frac{1}{\frac{5}{13}}$
4456	Evaluate	(5p)/4	$\frac{5 p}{4}$
4457	Evaluate	(4p)/3	$\frac{4 p}{3}$
4458	Evaluate	(7p)/4	$\frac{7 p}{4}$
4459	Solve for y	y=cos(4pi)	$y = \cos (4 π)$
4460	Solve for x	e^x=5.1	$e^{x} = 5.1$
4461	Convert from Radians to Degrees	-(11pi)/3	$- \frac{11 π}{3}$
4462	Solve for z	z=-5-4i	$z = - 5 - 4 i$
4463	Evaluate	cos((11pi)/6)	$\cos (\frac{11 π}{6})$
4464	Simplify	(2csc(x)+2)(2csc(x)-2)	$(2 \csc (x) + 2) (2 \csc (x) - 2)$
4465	Simplify	(1-sec(x))(1+cos(x))	$(1 - \sec (x)) (1 + \cos (x))$
4466	Simplify	(1-cos(x))(1+sec(x))(cos(x))	$(1 - \cos (x)) (1 + \sec (x)) (\cos (x))$
4467	Simplify	(sec(x)+csc(x))(cos(x)-sin(x))	$(\sec (x) + \csc (x)) (\cos (x) - \sin (x))$
4468	Simplify	(cot(x)+csc(x))(cot(x)-csc(x))	$(\cot (x) + \csc (x)) (\cot (x) - \csc (x))$
4469	Evaluate	tan(-(3pi)/4)	$\tan (- \frac{3 π}{4})$
4470	Convert from Radians to Degrees	4rad	$4$ radians
4471	Find the Reference Angle	(17pi)/6	$\frac{17 π}{6}$
4472	Simplify	(sin(theta)^2)/(1-cos(theta))	$\frac{\sin^{2} (θ)}{1 - \cos (θ)}$
4473	Find the Exact Value	sin(53 degrees )	$\sin (53 °)$
4474	Find the Reference Angle	pi/2	$\frac{π}{2}$
4475	Find the Range	y=2+cot(x)	$y = 2 + \cot (x)$
4476	Solve for y	y=tan(x)	$y = \tan (x)$
4477	Simplify	(sin(x)+cos(x))/(sin(x)cos(x))	$\frac{\sin (x) + \cos (x)}{\sin (x) \cos (x)}$
4478	Simplify	(sin(x))/(1-cos(x))-(sin(x))/(1+cos(x))	$\frac{\sin (x)}{1 - \cos (x)} - \frac{\sin (x)}{1 + \cos (x)}$
4479	Simplify	(sin(2x))/(2sin(x))	$\frac{\sin (2 x)}{2 \sin (x)}$
4480	Simplify	sin(x)^2sec(x)^2-sin(x)^2	$\sin^{2} (x) \sec^{2} (x) - \sin^{2} (x)$
4481	Simplify	sin(x)^2+cos(x)^2+tan(x)^2	$\sin^{2} (x) + \cos^{2} (x) + \tan^{2} (x)$
4482	Simplify	sin(pi/4)^2+cos(pi/4)^2	$\sin^{2} (\frac{π}{4}) + \cos^{2} (\frac{π}{4})$
4483	Simplify	pi/2+pi/4	$\frac{π}{2} + \frac{π}{4}$
4484	Simplify	(sec(x))/(cos(x))-(tan(x))/(cot(x))	$\frac{\sec (x)}{\cos (x)} - \frac{\tan (x)}{\cot (x)}$
4485	Simplify	(sin(x)sec(x))/(cos(x)tan(x))	$\frac{\sin (x) \sec (x)}{\cos (x) \tan (x)}$
4486	Simplify	(sin(pi/2-x))/(cos(pi/2-x))	$\frac{\sin (\frac{π}{2} - x)}{\cos (\frac{π}{2} - x)}$
4487	Simplify	(sin(x))/(cos(x)tan(x))	$\frac{\sin (x)}{\cos (x) \tan (x)}$
4488	Simplify	(tan(x)+cot(x))/(cot(x))	$\frac{\tan (x) + \cot (x)}{\cot (x)}$
4489	Simplify	(tan(pi/3))/2+1/(csc(pi/3))	$\frac{\tan (\frac{π}{3})}{2} + \frac{1}{\csc (\frac{π}{3})}$
4490	Simplify	sin(x)^4-cos(x)^4+cos(x)^2	$\sin^{4} (x) - \cos^{4} (x) + \cos^{2} (x)$
4491	Simplify	tan(x)^3+tan(x)	$\tan^{3} (x) + \tan (x)$
4492	Simplify	tan(x)^4-sec(x)^4	$\tan^{4} (x) - \sec^{4} (x)$
4493	Simplify	csc(x)^2tan(x)^2-1	$\csc^{2} (x) \tan^{2} (x) - 1$
4494	Simplify	(cot(a))/(tan(a))	$\frac{\cot (a)}{\tan (a)}$
4495	Simplify	(cot(x))/(tan(x))	$\frac{\cot (x)}{\tan (x)}$
4496	Simplify	cot(x)^2	$\cot^{2} (x)$
4497	Simplify	arccot(-1)	$arccot (- 1)$
4498	Simplify	(cos(x))/(sin(x)-1)*(sin(x)+1)/(sin(x)+1)	$\frac{\cos (x)}{\sin (x) - 1} \cdot \frac{\sin (x) + 1}{\sin (x) + 1}$
4499	Simplify	cos(30)^2	$\cos^{2} (30)$
4500	Simplify	(cos(a))/(sec(a))+(sin(a))/(csc(a))	$\frac{\cos (a)}{\sec (a)} + \frac{\sin (a)}{\csc (a)}$