Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
1501	Evaluate	sec(pi/3)	$\sec (\frac{π}{3})$
1502	Evaluate	sin(3/5)	$\sin (\frac{3}{5})$
1503	Evaluate	cos(12/13)	$\cos (\frac{12}{13})$
1504	Convert to Polar Coordinates	(-4,4)	$(- 4, 4)$
1505	Convert from Radians to Degrees	(2pi)/7	$\frac{2 π}{7}$
1506	Convert from Radians to Degrees	(6pi)/5	$\frac{6 π}{5}$
1507	Convert from Radians to Degrees	-12pi	$- 12 π$
1508	Convert from Radians to Degrees	-15pi	$- 15 π$
1509	Convert from Radians to Degrees	(3p)/2	$\frac{3 p}{2}$
1510	Convert from Radians to Degrees	(11p)/6	$\frac{11 p}{6}$
1511	Convert from Radians to Degrees	(5p)/4	$\frac{5 p}{4}$
1512	Convert from Radians to Degrees	6p	$6 p$
1513	Convert from Degrees to Radians	(5pi)/3	$\frac{5 π}{3}$
1514	Convert from Degrees to Radians	(5pi)/6	$\frac{5 π}{6}$
1515	Convert from Radians to Degrees	-(9pi)/4	$- \frac{9 π}{4}$
1516	Convert from Radians to Degrees	1.8	$1.8$
1517	Factor by Grouping	cos(x)	$\cos (x)$
1518	Find Amplitude, Period, and Phase Shift	y=6sin(x)	$y = 6 \sin (x)$
1519	Convert from Degrees to Radians	-315 degrees	$- 315 °$
1520	Convert from Degrees to Radians	-300 degrees	$- 300 °$
1521	Convert from Degrees to Radians	145	$145$
1522	Convert from Degrees to Radians	125 degrees	$125 °$
1523	Convert from Degrees to Radians	48	$48$
1524	Convert from Degrees to Radians	480	$480$
1525	Convert from Degrees to Radians	50 degrees	$50 °$
1526	Convert from Degrees to Radians	46	$46$
1527	Convert from Degrees to Radians	-40	$- 40$
1528	Convert from Degrees to Radians	-36	$- 36$
1529	Convert from Degrees to Radians	570 degrees	$570 °$
1530	Convert from Degrees to Radians	65	$65$
1531	Convert from Degrees to Radians	630	$630$
1532	Convert from Degrees to Radians	69	$69$
1533	Convert from Degrees to Radians	87	$87$
1534	Convert from Degrees to Radians	70 degrees	$70 °$
1535	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/2)	$y = \cos (x - \frac{π}{2})$
1536	Find Amplitude, Period, and Phase Shift	y=-2cos(pix-3)	$y = - 2 \cos (π x - 3)$
1537	Find Amplitude, Period, and Phase Shift	y=3sin(2x)	$y = 3 \sin (2 x)$
1538	Find Amplitude, Period, and Phase Shift	y=cot(x)	$y = \cot (x)$
1539	Find Amplitude, Period, and Phase Shift	y=sin(x)+2	$y = \sin (x) + 2$
1540	Find Amplitude, Period, and Phase Shift	y=sin(2x+pi/2)	$y = \sin (2 x + \frac{π}{2})$
1541	Find Amplitude, Period, and Phase Shift	y=-2cos(x)	$y = - 2 \cos (x)$
1542	Expand Using Sum/Difference Formulas	cos(15)	$\cos (15)$
1543	Expand Using Sum/Difference Formulas	cos(285)	$\cos (285)$
1544	Find the Reference Angle	(11pi)/8	$\frac{11 π}{8}$
1545	Find the Reference Angle	(5pi)/7	$\frac{5 π}{7}$
1546	Find the Reference Angle	-(3pi)/4	$- \frac{3 π}{4}$
1547	Find the Reference Angle	(19pi)/6	$\frac{19 π}{6}$
1548	Find the Reference Angle	-(5pi)/4	$- \frac{5 π}{4}$
1549	Expand Using Sum/Difference Formulas	tan(165)	$\tan (165)$
1550	Find the Reference Angle	225	$225$
1551	Find the Reference Angle	45 degrees	$45 °$
1552	Verify the Identity	(sec(x)-tan(x))^2=(1-sin(x))/(1+sin(x))	${(\sec (x) - \tan (x))}^{2} = \frac{1 - \sin (x)}{1 + \sin (x)}$
1553	Verify the Identity	cot(-x)sin(x)=-cos(x)	$\cot (- x) \sin (x) = - \cos (x)$
1554	Verify the Identity	1+cot(x)^2=csc(x)^2	$1 + \cot^{2} (x) = \csc^{2} (x)$
1555	Verify the Identity	sin(x)^2+cos(x)^2=1	$\sin^{2} (x) + \cos^{2} (x) = 1$
1556	Verify the Identity	sin(2x)=sin(x)	$\sin (2 x) = \sin (x)$
1557	Verify the Identity	csc(x)-cos(x)cot(x)=sin(x)	$\csc (x) - \cos (x) \cot (x) = \sin (x)$
1558	Verify the Identity	sin(x)cot(x)=cos(x)	$\sin (x) \cot (x) = \cos (x)$
1559	Verify the Identity	sin(x+y)+sin(x-y)=2sin(x)cos(y)	$\sin (x + y) + \sin (x - y) = 2 \sin (x) \cos (y)$
1560	Find the Exact Value	sin(-(3pi)/4)	$\sin (- \frac{3 π}{4})$
1561	Find the Exact Value	cos((-2pi)/3)	$\cos (\frac{- 2 π}{3})$
1562	Find the Exact Value	cos((2pi)/7)	$\cos (\frac{2 π}{7})$
1563	Find the Exact Value	arctan(1/2)	$\arctan (\frac{1}{2})$
1564	Find the Exact Value	sin(105 degrees )	$\sin (105 °)$
1565	Find the Exact Value	sin((25pi)/2)	$\sin (\frac{25 π}{2})$
1566	Find the Value Using the Unit Circle	cos((7pi)/4)	$\cos (\frac{7 π}{4})$
1567	Find the Exact Value	tan(-135 degrees )	$\tan (- 135 °)$
1568	Find the Exact Value	sin(62)	$\sin (62)$
1569	Find the Exact Value	sec(-135 degrees )	$\sec (- 135 °)$
1570	Find the Exact Value	sin(47)	$\sin (47)$
1571	Find the Exact Value	tan((8pi)/3)	$\tan (\frac{8 π}{3})$
1572	Find the Exact Value	tan(pi/5)	$\tan (\frac{π}{5})$
1573	Find the Exact Value	tan(1/2)	$\tan (\frac{1}{2})$
1574	Find the Exact Value	sec(225 degrees )	$\sec (225 °)$
1575	Find the Exact Value	csc(225 degrees )	$\csc (225 °)$
1576	Find the Exact Value	tan(6pi)	$\tan (6 π)$
1577	Find the Exact Value	tan(4pi)	$\tan (4 π)$
1578	Find the Exact Value	tan(-(3pi)/4)	$\tan (- \frac{3 π}{4})$
1579	Find the Exact Value	sin(33)	$\sin (33)$
1580	Find the Exact Value	sec((8pi)/3)	$\sec (\frac{8 π}{3})$
1581	Find the Exact Value	sec(5pi)	$\sec (5 π)$
1582	Find the Exact Value	sec((2pi)/3)	$\sec (\frac{2 π}{3})$
1583	Find the Exact Value	sin((17pi)/4)	$\sin (\frac{17 π}{4})$
1584	Find the Exact Value	sin(2/5)	$\sin (\frac{2}{5})$
1585	Find the Exact Value	csc((13pi)/6)	$\csc (\frac{13 π}{6})$
1586	Find the Exact Value	sec(0 degrees )	$\sec (0 °)$
1587	Find the Exact Value	csc(-60 degrees )	$\csc (- 60 °)$
1588	Find the Exact Value	csc(2)	$\csc (2)$
1589	Find the Exact Value	cos(15)	$\cos (15)$
1590	Find the Exact Value	cot((9pi)/4)	$\cot (\frac{9 π}{4})$
1591	Find the Exact Value	csc(330 degrees )	$\csc (330 °)$
1592	Find the Exact Value	cos(8)	$\cos (8)$
1593	Find the Exact Value	cos((25pi)/2)	$\cos (\frac{25 π}{2})$
1594	Find the Exact Value	sin(-(4pi)/3)	$\sin (- \frac{4 π}{3})$
1595	Find the Exact Value	csc(150 degrees )	$\csc (150 °)$
1596	Find the Exact Value	cos(14)	$\cos (14)$
1597	Find the Value Using the Unit Circle	sin(45 degrees )	$\sin (45 °)$
1598	Find the Value Using the Unit Circle	sin(120)	$\sin (120)$
1599	Find the Value Using the Unit Circle	sin((7pi)/4)	$\sin (\frac{7 π}{4})$
1600	Find the Value Using the Unit Circle	sin(3/5)	$\sin (\frac{3}{5})$