Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
41101	Graph	cos(2x)=-2sin(x)	$\cos (2 x) = - 2 \sin (x)$
41102	Graph	cos(2x)-3cos(x)-3-cos(x)^2=sin(x)^2	$\cos (2 x) - 3 \cos (x) - 3 - \cos^{2} (x) = \sin^{2} (x)$
41103	Graph	-cos(2pix)+3	$- \cos (2 π x) + 3$
41104	Graph	-cos(2t)	$- \cos (2 t)$
41105	Graph	cos(2x)+cos(4x)=2cos(x)	$\cos (2 x) + \cos (4 x) = 2 \cos (x)$
41106	Simplify	cos(arctan(x^2))	$\cos (\arctan (x^{2}))$
41107	Graph	cos(15)=( square root of 2+ square root of 6)/3	$\cos (15) = \frac{\sqrt{2} + \sqrt{6}}{3}$
41108	Graph	cos(180x)	$\cos (180 x)$
41109	Graph	cos(2)(x-pi/2)	$\cos (2) (x - \frac{π}{2})$
41110	Graph	cos(2)x	$\cos (2) x$
41111	Graph	cos(2.1)	$\cos (2.1)$
41112	Graph	cos(2x)=2-2sin(x)^2	$\cos (2 x) = 2 - 2 \sin^{2} (x)$
41113	Graph	cos(2arctan(3/u))	$\cos (2 \arctan (\frac{3}{u}))$
41114	Graph	cos(2arctan(x))	$\cos (2 \arctan (x))$
41115	Graph	cos(21)	$\cos (21)$
41116	Graph	cos(22)cos(69)+sin(22)sin(69)	$\cos (22) \cos (69) + \sin (22) \sin (69)$
41117	Graph	cos(-225)	$\cos (- 225)$
41118	Graph	cos(240)	$\cos (240)$
41119	Graph	cos(269)+isin(269)	$\cos (269) + i \sin (269)$
41120	Graph	cos(270)+2cos(1080)-1/2+3sin(540)	$\cos (270) + 2 \cos (1080) - \frac{1}{2} + 3 \sin (540)$
41121	Graph	cos(2x-pi/9)=0	$\cos (2 x - \frac{π}{9}) = 0$
41122	Graph	cos(2x+3)	$\cos (2 x + 3)$
41123	Graph	cos(2x-pi)+3	$\cos (2 x - π) + 3$
41124	Graph	cos(3)	$\cos (3)$
41125	Graph	cos(3x)	$\cos (3 x)$
41126	Graph	cos((3pi)/4)	$\cos (\frac{3 π}{4})$
41127	Graph	cos(30)	$\cos (30)$
41128	Graph	cos(30-x)=sin(y)	$\cos (30 - x) = \sin (y)$
41129	Graph	cos(-300)	$\cos (- 300)$
41130	Graph	cos(315)	$\cos (315)$
41131	Graph	cos(-330)	$\cos (- 330)$
41132	Graph	cos(3a)	$\cos (3 a)$
41133	Graph	cos(3pix)	$\cos (3 π x)$
41134	Graph	cos(60)=1/2	$\cos (60) = \frac{1}{2}$
41135	Graph	cos(60pix)	$\cos (60 π x)$
41136	Graph	cos(65)=15/x	$\cos (65) = \frac{15}{x}$
41137	Graph	cos(67.5)	$\cos (67.5)$
41138	Graph	cos(690)	$\cos (690)$
41139	Graph	cos(-3x)	$\cos (- 3 x)$
41140	Graph	cos(4)	$\cos (4)$
41141	Graph	cos(40)cos(10)+sin(40)sin(10)	$\cos (40) \cos (10) + \sin (40) \sin (10)$
41142	Graph	cos(405)	$\cos (405)$
41143	Graph	cos(420)	$\cos (420)$
41144	Graph	cos(45)	$\cos (45)$
41145	Graph	cos(x)*cos(4x)	$\cos (x) \cdot \cos (4 x)$
41146	Graph	cos(x)[0,3pi]	$\cos (x) [0, 3 π]$
41147	Graph	cos(x)-0.5/(cos(x))=0.5	$\cos (x) - \frac{0.5}{\cos (x)} = 0.5$
41148	Graph	(cos(x)(-8))/17	$\frac{\cos (x) (- 8)}{17}$
41149	Graph	cos(x)- square root of 1-3cos(x)^2=0	$\cos (x) - \sqrt{1 - 3 \cos^{2} (x)} = 0$
41150	Graph	cos(x)+(sin(x)*sin(x))/(cos(x))	$\cos (x) + \frac{\sin (x) \cdot \sin (x)}{\cos (x)}$
41151	Graph	cos(x)+6	$\cos (x) + 6$
41152	Graph	cos(x)+8=4sec(x)	$\cos (x) + 8 = 4 \sec (x)$
41153	Graph	cos(x)=0.772	$\cos (x) = 0.772$
41154	Graph	cos(arcsin(1/( square root of 2))+arccos(3/5))	$\cos (\arcsin (\frac{1}{\sqrt{2}}) + \arccos (\frac{3}{5}))$
41155	Find the Cotangent Given the Point	(3,-4)	$\cos (\arcsin (x) + \arccos (y))$
41156	Graph	cos(arctan(1/2))=x	$\cos (\arctan (\frac{1}{2})) = x$
41157	Graph	cos(arctan(tan(2)))	$\cos (\arctan (\tan (2)))$
41158	Find the Cosecant Given the Point	(-( square root of 3)/2,-1/2)	$\cos (\arctan (x) + \arctan (y))$
41159	Graph	cos(c)=-0.575	$\cos (c) = - 0.575$
41160	Graph	cos(cos(2x))+cos(sin(3x))	$\cos (\cos (2 x)) + \cos (\sin (3 x))$
41161	Graph	cos(cot(-( square root of 77/6)))	$\cos (\cot (- (\sqrt{\frac{77}{6}})))$
41162	Graph	cos(pi*x/2)	$\cos (π \cdot \frac{x}{2})$
41163	Graph	cos(pi+pi/9)	$\cos (π + \frac{π}{9})$
41164	Graph	-cos(pi-t)	$- \cos (π - t)$
41165	Graph	cos(70)cos(40)-sin(70)sin(40)	$\cos (70) \cos (40) - \sin (70) \sin (40)$
41166	Graph	cos(720)+2cos(1080)-1/2*sin(630)+3sin(540)	$\cos (720) + 2 \cos (1080) - \frac{1}{2} \cdot \sin (630) + 3 \sin (540)$
41167	Find the Other Trig Values in Quadrant I	sin(theta)=21/29	$\sin (θ) = \frac{21}{29}$
41168	Graph	cos(770)-sin((25pi)/9)	$\cos (770) - \sin (\frac{25 π}{9})$
41169	Graph	cos(78)*15	$\cos (78) \cdot 15$
41170	Graph	cos(7pi+2x)	$\cos (7 π + 2 x)$
41171	Graph	cos(7x)	$\cos (7 x)$
41172	Graph	-cos(7x)	$- \cos (7 x)$
41173	Graph	cos(92)cos(40)+sin(92)sin(40)	$\cos (92) \cos (40) + \sin (92) \sin (40)$
41174	Graph	cos(A+B)cos(A)+sin(A+B)sin(A)	$\cos (A + B) \cdot \cos (A) + \sin (A + B) \cdot \sin (A)$
41175	Graph	-6x-y=9	$- 6 x - y = 9$
41176	Graph	6y=4(x-2)	$6 y = 4 (x - 2)$
41177	Graph	6y=-4x	$6 y = - 4 x$
41178	Graph	6y=5x	$6 y = 5 x$
41179	Graph	6y=-6x	$6 y = - 6 x$
41180	Graph	-6y=x	$- 6 y = x$
41181	Graph	7	$7$
41182	Graph	7(cos(48)+jsin(48))	$7 (\cos (48) + j \sin (48))$
41183	Graph	7.32 square root of -270	$7.32 \sqrt{- 270}$
41184	Graph	7e^x-25	$7 e^{x} - 25$
41185	Graph	7sin(x)^3	$7 \sin^{3} (x)$
41186	Graph	7x^2+24x-16=0	$7 x^{2} + 24 x - 16 = 0$
41187	Graph	7x^2+3y=0	$7 x^{2} + 3 y = 0$
41188	Graph	7x^2-6xy+6y^2-18x+25y=0	$7 x^{2} - 6 x y + 6 y^{2} - 18 x + 25 y = 0$
41189	Graph	70sin(pi/12x)+160	$70 \sin (\frac{π}{12} x) + 160$
41190	Graph	710	$710$
41191	Graph	72	$72$
41192	Graph	743-0.402n+0.00012n^2	$743 - 0.402 n + 0.00012 n^{2}$
41193	Simplify	(sin(theta)-cos(theta))^2+(sin(theta)+cos(theta))^2	${(\sin (θ) - \cos (θ))}^{2} + {(\sin (θ) + \cos (θ))}^{2}$
41194	Graph	-750	$- 750$
41195	Graph	75sin(12)+105	$75 \sin (12) + 105$
41196	Graph	7-6sin(x)=3+2sin(x)	$7 - 6 \sin (x) = 3 + 2 \sin (x)$
41197	Graph	79 degrees	$79 °$
41198	Graph	-7a-7=8a-2	$- 7 a - 7 = 8 a - 2$
41199	Graph	7cos(2t)+3=0	$7 \cos (2 t) + 3 = 0$
41200	Graph	7cos(2x)	$7 \cos (2 x)$