Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
19901	Find the Reference Angle	450 degrees	$450 °$
19902	Find the Exact Value	sin(arccos(-9/( square root of 145)))	$\sin (\arccos (- \frac{9}{\sqrt{145}}))$
19903	Find the Reference Angle	460	$460$
19904	Find the Reference Angle	455	$455$
19905	Find the Reference Angle	470	$470$
19906	Find the Reference Angle	(23pi)/3	$\frac{23 π}{3}$
19907	Find the Reference Angle	480 degrees	$480 °$
19908	Find the Reference Angle	465	$465$
19909	Find the Reference Angle	482	$482$
19910	Find the Reference Angle	485	$485$
19911	Find the Reference Angle	-485 degrees	$- 485 °$
19912	Find the Reference Angle	5.5	$5.5$
19913	Find the Reference Angle	2.2pi	$2.2 π$
19914	Find the Reference Angle	102 degrees	$102 °$
19915	Find the Reference Angle	-500 degrees	$- 500 °$
19916	Find the Reference Angle	50 degrees	$50 °$
19917	Find the Reference Angle	510	$510$
19918	Find the Reference Angle	-510	$- 510$
19919	Find the Reference Angle	510 degrees	$510 °$
19920	Find the Reference Angle	-510 degrees	$- 510 °$
19921	Find the Reference Angle	515	$515$
19922	Find the Reference Angle	-520 degrees	$- 520 °$
19923	Find the Reference Angle	-500	$- 500$
19924	Find the Reference Angle	530	$530$
19925	Find the Reference Angle	530 degrees	$530 °$
19926	Find the Reference Angle	440	$440$
19927	Find the Reference Angle	445	$445$
19928	Find the Reference Angle	-445	$- 445$
19929	Find the Reference Angle	435	$435$
19930	Find the Reference Angle	426	$426$
19931	Find the Reference Angle	40 degrees	$40 °$
19932	Find the Reference Angle	400 degrees	$400 °$
19933	Find the Reference Angle	406 degrees	$406 °$
19934	Find the Reference Angle	-410	$- 410$
19935	Find the Reference Angle	410 degrees	$410 °$
19936	Find the Reference Angle	383	$383$
19937	Find the Reference Angle	36 degrees	$36 °$
19938	Find the Reference Angle	390	$390$
19939	Find the Reference Angle	-390	$- 390$
19940	Find the Reference Angle	-390 degrees	$- 390 °$
19941	Find the Reference Angle	-370	$- 370$
19942	Find the Reference Angle	4.9	$4.9$
19943	Find the Reference Angle	2.2	$2.2$
19944	Find the Reference Angle	-400 degrees	$- 400 °$
19945	Find the Reference Angle	390 degrees	$390 °$
19946	Find the Reference Angle	360	$360$
19947	Find the Reference Angle	-394	$- 394$
19948	Find the Reference Angle	395 degrees	$395 °$
19949	Find the Reference Angle	168	$168$
19950	Find the Reference Angle	17	$17$
19951	Find the Reference Angle	175 degrees	$175 °$
19952	Find the Reference Angle	171	$171$
19953	Find the Reference Angle	170 degrees	$170 °$
19954	Find the Reference Angle	-180 degrees	$- 180 °$
19955	Add	pi/2+pi/4	$\frac{π}{2} + \frac{π}{4}$
19956	Find the Reference Angle	-184	$- 184$
19957	Find the Reference Angle	148	$148$
19958	Find the Reference Angle	149	$149$
19959	Find the Reference Angle	149 degrees	$149 °$
19960	Find the Reference Angle	-145 degrees	$- 145 °$
19961	Graph	f(x)=6cos(x)	$f (x) = 6 \cos (x)$
19962	Find the Reference Angle	15 degrees	$15 °$
19963	Find the Reference Angle	(-2pi)/3	$\frac{- 2 π}{3}$
19964	Find the Reference Angle	155 degrees	$155 °$
19965	Solve for x	4cos(x)^2-1=0	$4 \cos^{2} (x) - 1 = 0$
19966	Find the Reference Angle	-155 degrees	$- 155 °$
19967	Find the Reference Angle	156 degrees	$156 °$
19968	Find the Reference Angle	157	$157$
19969	Find the Reference Angle	159	$159$
19970	Find the Reference Angle	-195 degrees	$- 195 °$
19971	Find the Reference Angle	2.5pi	$2.5 π$
19972	Find the Reference Angle	(14pi)/3	$\frac{14 π}{3}$
19973	Find the Reference Angle	(43pi)/6	$\frac{43 π}{6}$
19974	Find the Reference Angle	20	$20$
19975	Find the Reference Angle	200 degrees	$200 °$
19976	Find the Reference Angle	21	$21$
19977	Find the Reference Angle	229	$229$
19978	Find the Reference Angle	236	$236$
19979	Find the Reference Angle	216	$216$
19980	Find the Reference Angle	-215 degrees	$- 215 °$
19981	Find the Reference Angle	214	$214$
19982	Find the Reference Angle	-202 degrees	$- 202 °$
19983	Find the Reference Angle	-215	$- 215$
19984	Find the Reference Angle	212	$212$
19985	Find the Reference Angle	212 degrees	$212 °$
19986	Find the Reference Angle	1055 degrees	$1055 °$
19987	Find the Reference Angle	-108	$- 108$
19988	Find the Reference Angle	109 degrees	$109 °$
19989	Find the Reference Angle	101 degrees	$101 °$
19990	Find the Reference Angle	1020	$1020$
19991	Find the Reference Angle	309 degrees	$309 °$
19992	Find the Reference Angle	1.2	$1.2$
19993	Find the Reference Angle	10	$10$
19994	Find the Reference Angle	pi/9	$\frac{π}{9}$
19995	Find the Reference Angle	(9pi)/7	$\frac{9 π}{7}$
19996	Find the Reference Angle	-20 degrees	$- 20 °$
19997	Find the Reference Angle	(tan(20)+tan(10))/(1-tan(20)tan(10))	$\frac{\tan (20) + \tan (10)}{1 - \tan (20) \tan (10)}$
19998	Find the Reference Angle	-pi/40	$- \frac{π}{40}$
19999	Find the Reference Angle	0 degrees	$0 °$
20000	Find the Reference Angle	(-4pi)/3	$\frac{- 4 π}{3}$