Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
52201	Solve for θ in Degrees	3tan(theta)-2=5tan(theta)-1	$3 \tan (θ) - 2 = 5 \tan (θ) - 1$
52202	Find the Reference Angle	sin(-pi/3)	$\sin (- \frac{π}{3})$
52203	Solve for x in Radians	-sin(x)=0	$- \sin (x) = 0$
52204	Find the Value Using the Unit Circle	-( square root of 3)/2	$- \frac{\sqrt{3}}{2}$
52205	Find Amplitude, Period, and Phase Shift	y=-4sin(x+3pi) ?	$y = - 4 \sin (x + 3 π)$ ?
52206	Convert from Radians to Degrees	14rad	$14$ radians
52207	Find the Cosine of the Angle	300 degrees	$300 °$
52208	Solve for x in Radians	cos(2x)+cos(x)=0	$\cos (2 x) + \cos (x) = 0$
52209	Find Amplitude, Period, and Phase Shift	y=cos((6pix)/7+pi/2)	$y = \cos (\frac{6 π x}{7} + \frac{π}{2})$
52210	Verify the Identity	sin(3x)=(sin(x))(4cos(x)^2-1)	$\sin (3 x) = (\sin (x)) (4 \cos^{2} (x) - 1)$
52211	Expand the Trigonometric Expression	csc(90 degrees -theta)	$\csc (90 ° - θ)$
52212	Find Amplitude, Period, and Phase Shift	y=4+3sin(pi/3x-pi/16)	$y = 4 + 3 \sin (\frac{π}{3} x - \frac{π}{16})$
52213	Find Amplitude, Period, and Phase Shift	y=cos(theta-pi)+2	$y = \cos (θ - π) + 2$
52214	Convert to Rectangular Coordinates	( square root of 3,pi/2)	$(\sqrt{3}, \frac{π}{2})$
52215	Convert from Degrees to Radians	25deg	$25$ degrees
52216	Solve for C in Degrees	6cos(C)-4=cos(C)-9	$6 \cos (C) - 4 = \cos (C) - 9$
52217	Find the Other Trig Values in Quadrant IV	sec(theta) = square root of 2	$\sec (θ) = \sqrt{2}$
52218	Solve for x in Radians	sin(1/4x)=0	$\sin (\frac{1}{4} x) = 0$
52219	Find the Reference Angle	tan((5pi)/3)	$\tan (\frac{5 π}{3})$
52220	Verify the Identity	sin(x)tan(x)+cos(x)-sec(x)+1=sec(x)^2cos(x)^2	$\sin (x) \tan (x) + \cos (x) - \sec (x) + 1 = \sec^{2} (x) \cos^{2} (x)$
52221	Find the Reference Angle	tan((3pi)/2)	$\tan (\frac{3 π}{2})$
52222	Expand Using Sum/Difference Formulas	tan(pi+theta)	$\tan (π + θ)$
52223	Find Amplitude, Period, and Phase Shift	y=1/4sin((4pix)/7+(2pi)/5)	$y = \frac{1}{4} \sin (\frac{4 π x}{7} + \frac{2 π}{5})$
52224	Convert to Trigonometric Form	1-2cos(x)^2+cos(x)^4	$1 - 2 \cos^{2} (x) + \cos^{4} (x)$
52225	Convert to Trigonometric Form	cot(theta)+tan(theta)	$\cot (θ) + \tan (θ)$
52226	Solve for θ in Degrees	4sin(theta)^2=3	$4 \sin^{2} (θ) = 3$
52227	Find Trig Functions Using Identities	csc(theta)=4 , cot(theta)<0	$\csc (θ) = 4$ , $\cot (θ) < 0$
52228	Find Trig Functions Using Identities	tan(theta)=24/7 , sin(theta)<0	$\tan (θ) = \frac{24}{7}$ , $\sin (θ) < 0$
52229	Convert from Radians to Degrees	20rad	$20$ rad
52230	Find the Other Trig Values in Quadrant III	tan(theta)=0	$\tan (θ) = 0$
52231	Convert from Degrees to Radians	-210deg	$- 210$ degrees
52232	Solve for θ in Degrees	sec(theta)^2-9sec(theta)+20=0	$\sec^{2} (θ) - 9 \sec (θ) + 20 = 0$
52233	Find Trig Functions Using Identities	sec(t)=2 , sin(t)<0	$\sec (t) = 2$ , $\sin (t) < 0$
52234	Solve for x in Degrees	8sin(x)cos(x)+cos(x)=0	$8 \sin (x) \cos (x) + \cos (x) = 0$
52235	Find the Length of b	tri{}{}{10}{}{6}{}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 10 \\ a = & 6 \end{matrix} & \begin{matrix} A = \\ B = \\ C = \end{matrix} \end{matrix}$
52236	Find the Other Trig Values in Quadrant I	tan(30 degrees )=5/3	$\tan (30 °) = \frac{5}{3}$
52237	Find Amplitude, Period, and Phase Shift	y=2cot(1/3x+pi/6)+2	$y = 2 \cot (\frac{1}{3} x + \frac{π}{6}) + 2$
52238	Find the Reference Angle	tan((9pi)/4)	$\tan (\frac{9 π}{4})$
52239	Find the Reference Angle	sin((11pi)/3)	$\sin (\frac{11 π}{3})$
52240	Find Amplitude, Period, and Phase Shift	y=sin(6pix-(4pi)/3)	$y = \sin (6 π x - \frac{4 π}{3})$
52241	Find the Reference Angle	cot((13pi)/3)	$\cot (\frac{13 π}{3})$
52242	Solve for θ in Degrees	4csc(theta)^2-25=0	$4 \csc^{2} (θ) - 25 = 0$
52243	Verify the Identity	csc(theta)^2=1+cot(theta)^2	$\csc^{2} (θ) = 1 + \cot^{2} (θ)$
52244	Find the Cotangent Given the Point	(( square root of 2)/3,-( square root of 7)/3)	$(\frac{\sqrt{2}}{3}, - \frac{\sqrt{7}}{3})$
52245	Find the Other Trig Values in Quadrant III	sec(theta)=- square root of 5	$\sec (θ) = - \sqrt{5}$
52246	Verify the Identity	cos(x)^3sin(x)^2=(sin(x)^2-sin(x)^4)cos(x)	$\cos^{3} (x) \sin^{2} (x) = (\sin^{2} (x) - \sin^{4} (x)) \cos (x)$
52247	Find Amplitude, Period, and Phase Shift	y=3sin(2x+3pi)-1	$y = 3 \sin (2 x + 3 π) - 1$
52248	Find Amplitude, Period, and Phase Shift	f(x)=1/7cot(8theta-120)	$f (x) = \frac{1}{7} \cot (8 θ - 120)$
52249	Verify the Identity	(cos(x)sin(x))/(cot(x))=1-cos(x)^2	$\frac{\cos (x) \sin (x)}{\cot (x)} = 1 - \cos^{2} (x)$
52250	Find Amplitude, Period, and Phase Shift	y=-sin(x/2+pi/3)	$y = - \sin (\frac{x}{2} + \frac{π}{3})$
52251	Convert from Radians to Degrees	pi/4*180/pi	$\frac{π}{4} \cdot \frac{180}{π}$
52252	Expand Using Sum/Difference Formulas	1/6(18x-24)	$\frac{1}{6} (18 x - 24)$
52253	Convert from Degrees to Radians	320deg	$320$ degrees
52254	Find the Reference Angle	300deg	$300$ degrees
52255	Convert from Degrees to Radians	495deg	$495$ degrees
52256	Solve for θ in Radians	tan(theta)=2sin(theta)	$\tan (θ) = 2 \sin (θ)$
52257	Find Amplitude, Period, and Phase Shift	y=sin((4x)/3-(5pi)/3)	$y = \sin (\frac{4 x}{3} - \frac{5 π}{3})$
52258	Find the Secant Given the Point	( square root of 7,3)	$(\sqrt{7}, 3)$
52259	Find the Cotangent Given the Point	(1/( square root of 2),-1/( square root of 2))	$(\frac{1}{\sqrt{2}}, - \frac{1}{\sqrt{2}})$
52260	Find Amplitude, Period, and Phase Shift	y=1/4sin(8pix-(5pi)/4)	$y = \frac{1}{4} \sin (8 π x - \frac{5 π}{4})$
52261	Find the Value Using the Unit Circle	tan(-(7pi)/4)	$\tan (- \frac{7 π}{4})$
52262	Find Amplitude, Period, and Phase Shift	y=2cos((8x)/3-2pi)	$y = 2 \cos (\frac{8 x}{3} - 2 π)$
52263	Find the Length of b	tri{}{45}{5}{45}{}{90}	 $\begin{matrix} Side & Angle \\ \begin{matrix} b = \\ c = & 5 \\ a = \end{matrix} & \begin{matrix} A = & 45 \\ B = & 45 \\ C = & 90 \end{matrix} \end{matrix}$
52264	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/3)+2	$y = \cos (x - \frac{π}{3}) + 2$
52265	Expand Using Sum/Difference Formulas	csc(pi/2-x)	$\csc (\frac{π}{2} - x)$
52266	Find the Tangent of the Angle	(5pi)/3	$\frac{5 π}{3}$
52267	Find Amplitude, Period, and Phase Shift	y=4cos(-2x-pi/3)	$y = 4 \cos (- 2 x - \frac{π}{3})$
52268	Solve for x in Degrees	2sin(x)=1	$2 \sin (x) = 1$
52269	Solve for X in Degrees	tan(X)=2	$\tan (X) = 2$
52270	Solve for x in Degrees	cos(x)sin(x)=-sin(x)	$\cos (x) \sin (x) = - \sin (x)$
52271	Verify	sec(x)-tan(x)sin(x)=1/(sec(x))	$\sec (x) - \tan (x) \sin (x) = \frac{1}{\sec (x)}$
52272	Find the Other Trig Values in Quadrant IV	sec(theta) = square root of 3	$\sec (θ) = \sqrt{3}$
52273	Find the Cotangent Given the Point	((- square root of 2)/2,( square root of 2)/2)	$(\frac{- \sqrt{2}}{2}, \frac{\sqrt{2}}{2})$
52274	Find Amplitude, Period, and Phase Shift	y=sin(1/6(x+pi/3))	$y = \sin (\frac{1}{6} (x + \frac{π}{3}))$
52275	Convert from Degrees to Radians	250deg	$250$ degrees
52276	Find Amplitude, Period, and Phase Shift	y=5sec(4x)+10	$y = 5 \sec (4 x) + 10$
52277	Find Amplitude, Period, and Phase Shift	y=1/2cos((6x)/5-1)	$y = \frac{1}{2} \cos (\frac{6 x}{5} - 1)$
52278	Find the Reference Angle	cot(210 degrees )	$\cot (210 °)$
52279	Convert from Radians to Degrees	tan(pi/4)	$\tan (\frac{π}{4})$
52280	Solve for x in Radians	tan(x)=( square root of 3)/2	$\tan (x) = \frac{\sqrt{3}}{2}$
52281	Find the Cosecant Given the Point	(-( square root of 5)/3,-2/3)	$(- \frac{\sqrt{5}}{3}, - \frac{2}{3})$
52282	Find Amplitude, Period, and Phase Shift	y=-2cos(x-pi)-2	$y = - 2 \cos (x - π) - 2$
52283	Find Amplitude, Period, and Phase Shift	y=1/6sin(x/4)	$y = \frac{1}{6} \sin (\frac{x}{4})$
52284	Find Amplitude, Period, and Phase Shift	y=2cos(1/2x)+1	$y = 2 \cos (\frac{1}{2} x) + 1$
52285	Solve for θ in Degrees	14cos(theta)-5=5cos(theta)-5	$14 \cos (θ) - 5 = 5 \cos (θ) - 5$
52286	Verify the Identity	(sin(x)^2)/(cos(x))+cos(x)-1/(cos(x))+1=sec(x)^2cos(x)^2	$\frac{\sin^{2} (x)}{\cos (x)} + \cos (x) - \frac{1}{\cos (x)} + 1 = \sec^{2} (x) \cos^{2} (x)$
52287	Find the Reference Angle	sin((19pi)/6)	$\sin (\frac{19 π}{6})$
52288	Solve for x in Radians	sin(x)^2=3cos(x)^2	$\sin^{2} (x) = 3 \cos^{2} (x)$
52289	Expand Using Sum/Difference Formulas	sin(pi/4+x)	$\sin (\frac{π}{4} + x)$
52290	Convert from Radians to Degrees	1/( square root of 3)	$\frac{1}{\sqrt{3}}$
52291	Solve for x in Degrees	8cos(x)sin(x)+9sin(x)=0	$8 \cos (x) \sin (x) + 9 \sin (x) = 0$
52292	Solve for x in Radians	2sin(x)^2-3sin(x)=-1	$2 \sin^{2} (x) - 3 \sin (x) = - 1$
52293	Solve for θ in Degrees	tan(theta)=-5	$\tan (θ) = - 5$
52294	Verify the Identity	cot(theta)+1=csc(theta)(cos(theta)+sin(theta))	$\cot (θ) + 1 = \csc (θ) (\cos (θ) + \sin (θ))$
52295	Solve for θ in Degrees	sec(theta)^2-6sec(theta)+8=0	$\sec^{2} (θ) - 6 \sec (θ) + 8 = 0$
52296	Find Amplitude, Period, and Phase Shift	f(x)=sin(pi/3x+pi)	$f (x) = \sin (\frac{π}{3} x + π)$
52297	Convert to Rectangular Coordinates	( square root of 3,pi)	$(\sqrt{3}, π)$
52298	Find Amplitude, Period, and Phase Shift	f(x)=2sec(2x)+1	$f (x) = 2 \sec (2 x) + 1$
52299	Find the Coterminal Angle	-2/5pi	$- \frac{2}{5} π$
52300	Solve for A in Degrees	10sin(A)+16=3sin(A)+9	$10 \sin (A) + 16 = 3 \sin (A) + 9$