Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
601	Find the Exact Value	sin((9pi)/4)	$\sin (\frac{9 π}{4})$
602	Expand the Trigonometric Expression	(sin(theta)-cos(theta))^2	${(\sin (θ) - \cos (θ))}^{2}$
603	Find the Exact Value	arccos(cos((7pi)/6))	$\arccos (\cos (\frac{7 π}{6}))$
604	Find the Reference Angle	120	$120$
605	Expand Using Sum/Difference Formulas	cos((7pi)/12)	$\cos (\frac{7 π}{12})$
606	Find Amplitude, Period, and Phase Shift	y=5sin(x)	$y = 5 \sin (x)$
607	Find the Supplement	pi/3	$\frac{π}{3}$
608	Verify the Identity	(cos(x))/(1-sin(x))=sec(x)+tan(x)	$\frac{\cos (x)}{1 - \sin (x)} = \sec (x) + \tan (x)$
609	Convert from Degrees to Radians	180 degrees	$180 °$
610	Find Amplitude, Period, and Phase Shift	y=cos(5x)	$y = \cos (5 x)$
611	Convert from Radians to Degrees	(5pi)/2	$\frac{5 π}{2}$
612	Convert from Radians to Degrees	-2	$- 2$
613	Convert from Radians to Degrees	10	$10$
614	Convert from Degrees to Radians	100	$100$
615	Convert from Radians to Degrees	8	$8$
616	Evaluate	square root of 64	$\sqrt{64}$
617	Evaluate	4 square root of 3	$4 \sqrt{3}$
618	Graph	y=cos(x)-1	$y = \cos (x) - 1$
619	Graph	y=3tan(x)	$y = 3 \tan (x)$
620	Graph	y=1/2*cos(x)	$y = \frac{1}{2} \cdot \cos (x)$
621	Graph	y=5sin(x)	$y = 5 \sin (x)$
622	Graph	f(x)=cos(x)	$f (x) = \cos (x)$
623	Graph	y=sin(x-pi/4)	$y = \sin (x - \frac{π}{4})$
624	Graph	2sin(x)	$2 \sin (x)$
625	Convert to Trigonometric Form	1+i	$1 + i$
626	Convert from Radians to Degrees	5p	$5 p$
627	Convert from Degrees to Radians	100 degrees	$100 °$
628	Convert from Radians to Degrees	(7pi)/2	$\frac{7 π}{2}$
629	Convert from Radians to Degrees	-(7pi)/12	$- \frac{7 π}{12}$
630	Convert from Radians to Degrees	(3pi)/10	$\frac{3 π}{10}$
631	Convert from Radians to Degrees	pi/7	$\frac{π}{7}$
632	Convert to Polar Coordinates	(2,-2)	$(2, - 2)$
633	Convert to Rectangular Coordinates	(2,-p)	$(2, - p)$
634	Convert from Degrees to Radians	31 degrees	$31 °$
635	Convert from Degrees to Radians	390	$390$
636	Find Amplitude, Period, and Phase Shift	f(t)=-7tan(4t)	$f (t) = - 7 \tan (4 t)$
637	Find Amplitude, Period, and Phase Shift	y=cos(x)	$y = \cos (x)$
638	Verify the Identity	(cos(x))/(1+sin(x))+(1+sin(x))/(cos(x))=2sec(x)	$\frac{\cos (x)}{1 + \sin (x)} + \frac{1 + \sin (x)}{\cos (x)} = 2 \sec (x)$
639	Find the Supplement	pi/6	$\frac{π}{6}$
640	Find the Complement	pi/3	$\frac{π}{3}$
641	Expand Using Sum/Difference Formulas	cos(75)	$\cos (75)$
642	Find Amplitude, Period, and Phase Shift	y=4cos(x)	$y = 4 \cos (x)$
643	Find the Reference Angle	pi/3	$\frac{π}{3}$
644	Find the Exact Value	cos((10pi)/3)	$\cos (\frac{10 π}{3})$
645	Find the Exact Value	sin(80)	$\sin (80)$
646	Find the Exact Value	tan(2)	$\tan (2)$
647	Find the Exact Value	cot(315 degrees )	$\cot (315 °)$
648	Find the Exact Value	cot(300)	$\cot (300)$
649	Find the Exact Value	tan(420)	$\tan (420)$
650	Find the Exact Value	sin(12)	$\sin (12)$
651	Find the Exact Value	sin(10)	$\sin (10)$
652	Find the Exact Value	sin(-150 degrees )	$\sin (- 150 °)$
653	Find the Exact Value	arccos(-1/2)	$\arccos (- \frac{1}{2})$
654	Find the Exact Value	sin((3pi)/8)	$\sin (\frac{3 π}{8})$
655	Find the Exact Value	cos(-120 degrees )	$\cos (- 120 °)$
656	Find the Exact Value	cot(330 degrees )	$\cot (330 °)$
657	Find the Exact Value	cos(285)	$\cos (285)$
658	Find the Exact Value	cos((5pi)/8)	$\cos (\frac{5 π}{8})$
659	Simplify	1/(-( square root of 2)/2)	$\frac{1}{- \frac{\sqrt{2}}{2}}$
660	Simplify	sin(pi/9)^2+cos(pi/9)^2	$\sin^{2} (\frac{π}{9}) + \cos^{2} (\frac{π}{9})$
661	Solve for ?	sin(x)=-1	$\sin (x) = - 1$
662	Solve for ?	sin(x)=4/5	$\sin (x) = \frac{4}{5}$
663	Solve for ?	cos(x)=-( square root of 2)/2	$\cos (x) = - \frac{\sqrt{2}}{2}$
664	Solve for ?	2sin(x)^2+sin(x)-1=0	$2 \sin^{2} (x) + \sin (x) - 1 = 0$
665	Solve for ?	2cos(x)-1=0	$2 \cos (x) - 1 = 0$
666	Solve for x	sin(2x)-sin(x)=0	$\sin (2 x) - \sin (x) = 0$
667	Solve for x	sin(3x)=1	$\sin (3 x) = 1$
668	Find the Other Trig Values in Quadrant IV	cos(x)=4/5	$\cos (x) = \frac{4}{5}$
669	Simplify	tan(arccos(6x))	$\tan (\arccos (6 x))$
670	Simplify	sin(A)	$\sin (A)$
671	Simplify	tan(arccos(7x))	$\tan (\arccos (7 x))$
672	Simplify	cos(x)^2-sin(x)^2	$\cos^{2} (x) - \sin^{2} (x)$
673	Simplify	1/a-1/b	$\frac{1}{a} - \frac{1}{b}$
674	Simplify	square root of 8/9	$\sqrt{\frac{8}{9}}$
675	Simplify	tan(arccos(5x))	$\tan (\arccos (5 x))$
676	Find the Other Trig Values in Quadrant II	sin(x)=3/5	$\sin (x) = \frac{3}{5}$
677	Find the Other Trig Values in Quadrant II	sec(theta)=-2	$\sec (θ) = - 2$
678	Find the Other Trig Values in Quadrant II	cos(x)=-3/5	$\cos (x) = - \frac{3}{5}$
679	Solve for x	sin(x)=cos(x)	$\sin (x) = \cos (x)$
680	Solve for x	tan(x)=( square root of 3)/3	$\tan (x) = \frac{\sqrt{3}}{3}$
681	Solve for ?	cos(2x)=-( square root of 3)/2	$\cos (2 x) = - \frac{\sqrt{3}}{2}$
682	Evaluate	pi/9	$\frac{π}{9}$
683	Find the Exact Value	cot(-pi/4)	$\cot (- \frac{π}{4})$
684	Find the Exact Value	cos(-pi/4)	$\cos (- \frac{π}{4})$
685	Find the Exact Value	sec(-pi/6)	$\sec (- \frac{π}{6})$
686	Find the Exact Value	cot(pi/4)	$\cot (\frac{π}{4})$
687	Find the Exact Value	cos(5)	$\cos (5)$
688	Find the Exact Value	csc(1)	$\csc (1)$
689	Find the Exact Value	sin(15 degrees )	$\sin (15 °)$
690	Find the Exact Value	cot(135 degrees )	$\cot (135 °)$
691	Find the Exact Value	cot(2pi)	$\cot (2 π)$
692	Find the Exact Value	sin(-240 degrees )	$\sin (- 240 °)$
693	Find the Exact Value	tan((11pi)/12)	$\tan (\frac{11 π}{12})$
694	Find the Exact Value	cos(-135 degrees )	$\cos (- 135 °)$
695	Expand the Trigonometric Expression	(x+y)^3	${(x + y)}^{3}$
696	Find the Exact Value	sin(180)	$\sin (180)$
697	Verify the Identity	tan(-x)cos(x)=-sin(x)	$\tan (- x) \cos (x) = - \sin (x)$
698	Find Amplitude, Period, and Phase Shift	y=3cos(x)	$y = 3 \cos (x)$
699	Convert from Degrees to Radians	570	$570$
700	Convert from Degrees to Radians	22	$22$