Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
20201	Expand Using Sum/Difference Formulas	cos(345)	$\cos (345)$
20202	Expand Using Sum/Difference Formulas	cos(45)	$\cos (45)$
20203	Expand Using Sum/Difference Formulas	cos((4pi)/3)	$\cos (\frac{4 π}{3})$
20204	Expand Using Sum/Difference Formulas	cos(7/12)pi	$\cos (\frac{7}{12}) π$
20205	Expand Using Sum/Difference Formulas	cos((23pi)/12)	$\cos (\frac{23 π}{12})$
20206	Expand Using Sum/Difference Formulas	cos(3/5-4/5)	$\cos (\frac{3}{5} - \frac{4}{5})$
20207	Expand Using Sum/Difference Formulas	2sin(40)cos(92)	$2 \sin (40) \cos (92)$
20208	Expand Using Sum/Difference Formulas	cos((15pi)/8)	$\cos (\frac{15 π}{8})$
20209	Expand Using Sum/Difference Formulas	2sin(22.5)cos(22.5)	$2 \sin (22.5) \cos (22.5)$
20210	Expand Using Sum/Difference Formulas	2sin(25)cos(25)	$2 \sin (25) \cos (25)$
20211	Expand Using Sum/Difference Formulas	2sin(58)cos(102)	$2 \sin (58) \cos (102)$
20212	Expand Using Sum/Difference Formulas	cos(-0.4815)	$\cos (- 0.4815)$
20213	Find Amplitude, Period, and Phase Shift	y=8sin(pi/10x+pi/2)+4	$y = 8 \sin (\frac{π}{10} x + \frac{π}{2}) + 4$
20214	Find Amplitude, Period, and Phase Shift	y=-6sin(-4x+pi/2)	$y = - 6 \sin (- 4 x + \frac{π}{2})$
20215	Find Amplitude, Period, and Phase Shift	y=-8sin(10pix)	$y = - 8 \sin (10 π x)$
20216	Find Amplitude, Period, and Phase Shift	y=8sin(2pix)	$y = 8 \sin (2 π x)$
20217	Find Amplitude, Period, and Phase Shift	y=-8sin(3x)	$y = - 8 \sin (3 x)$
20218	Find Amplitude, Period, and Phase Shift	y=8sin(2x)	$y = 8 \sin (2 x)$
20219	Find Amplitude, Period, and Phase Shift	y=8sin(pix)	$y = 8 \sin (π x)$
20220	Find Amplitude, Period, and Phase Shift	y=cos(1/2x)	$y = \cos (\frac{1}{2} x)$
20221	Find Amplitude, Period, and Phase Shift	y=-cos(1/2*(x-pi/10))	$y = - \cos (\frac{1}{2} \cdot (x - \frac{π}{10}))$
20222	Find Amplitude, Period, and Phase Shift	y=Asin(B(x-C))+D	$y =$ Asin $(B (x - C)) + D$
20223	Find Amplitude, Period, and Phase Shift	y=cos(1/2*(pix))	$y = \cos (\frac{1}{2} \cdot (π x))$
20224	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/3)	$y = \cos (x - \frac{π}{3})$
20225	Find Amplitude, Period, and Phase Shift	y=cos(x-1)	$y = \cos (x - 1)$
20226	Find Amplitude, Period, and Phase Shift	y=9sin(2x-5)-2	$y = 9 \sin (2 x - 5) - 2$
20227	Find Amplitude, Period, and Phase Shift	y=9sin(2/9x+1/4)	$y = 9 \sin (\frac{2}{9} x + \frac{1}{4})$
20228	Find Amplitude, Period, and Phase Shift	y=arcsin(x)	$y = \arcsin (x)$
20229	Find Amplitude, Period, and Phase Shift	y=cos(3x-pi)	$y = \cos (3 x - π)$
20230	Find Amplitude, Period, and Phase Shift	y=cos(3x+pi)	$y = \cos (3 x + π)$
20231	Find Amplitude, Period, and Phase Shift	y=cos(3x-2pi)+3	$y = \cos (3 x - 2 π) + 3$
20232	Find Amplitude, Period, and Phase Shift	y=cos(-3pix)	$y = \cos (- 3 π x)$
20233	Find Amplitude, Period, and Phase Shift	y=cos(4pix)	$y = \cos (4 π x)$
20234	Find Amplitude, Period, and Phase Shift	y=-cos(2x)	$y = - \cos (2 x)$
20235	Find Amplitude, Period, and Phase Shift	y=cos(2x)-1	$y = \cos (2 x) - 1$
20236	Find Amplitude, Period, and Phase Shift	y=cos(2x-pi/2)	$y = \cos (2 x - \frac{π}{2})$
20237	Find Amplitude, Period, and Phase Shift	y=cos(2x-pi/4)	$y = \cos (2 x - \frac{π}{4})$
20238	Find Amplitude, Period, and Phase Shift	y=cos(2x-pi)+2	$y = \cos (2 x - π) + 2$
20239	Find Amplitude, Period, and Phase Shift	y=cos(pi/5-x)	$y = \cos (\frac{π}{5} - x)$
20240	Find Amplitude, Period, and Phase Shift	y=cos(pi/8-x)	$y = \cos (\frac{π}{8} - x)$
20241	Find Amplitude, Period, and Phase Shift	y=cos((pix)/3)	$y = \cos (\frac{π x}{3})$
20242	Find Amplitude, Period, and Phase Shift	y=cos(x/3)	$y = \cos (\frac{x}{3})$
20243	Find Amplitude, Period, and Phase Shift	y=-cos(1/2x+pi/2)	$y = - \cos (\frac{1}{2} x + \frac{π}{2})$
20244	Find Amplitude, Period, and Phase Shift	y=cos(1/3x)	$y = \cos (\frac{1}{3} x)$
20245	Find Amplitude, Period, and Phase Shift	y=cos(1/6x)	$y = \cos (\frac{1}{6} x)$
20246	Find Amplitude, Period, and Phase Shift	y=cos(pi/2x)	$y = \cos (\frac{π}{2} x)$
20247	Find Amplitude, Period, and Phase Shift	y=cos(pi/2-x)	$y = \cos (\frac{π}{2} - x)$
20248	Find Amplitude, Period, and Phase Shift	y=cos(1/5x)	$y = \cos (\frac{1}{5} x)$
20249	Find Amplitude, Period, and Phase Shift	y=cos(pi/4-x)	$y = \cos (\frac{π}{4} - x)$
20250	Find Amplitude, Period, and Phase Shift	y=5sin(x/2)	$y = 5 \sin (\frac{x}{2})$
20251	Find Amplitude, Period, and Phase Shift	y=5sin(2x-pi)	$y = 5 \sin (2 x - π)$
20252	Find Amplitude, Period, and Phase Shift	y=5sin(1/4x)	$y = 5 \sin (\frac{1}{4} x)$
20253	Find Amplitude, Period, and Phase Shift	y=-5sin(4x-pi)	$y = - 5 \sin (4 x - π)$
20254	Find Amplitude, Period, and Phase Shift	y=-5sin(7x)	$y = - 5 \sin (7 x)$
20255	Find Amplitude, Period, and Phase Shift	y=-5sin(6x+pi/2)	$y = - 5 \sin (6 x + \frac{π}{2})$
20256	Find Amplitude, Period, and Phase Shift	y=6cos(3x-pi/4)	$y = 6 \cos (3 x - \frac{π}{4})$
20257	Find Amplitude, Period, and Phase Shift	y=6cos(6pit)	$y = 6 \cos (6 π t)$
20258	Find Amplitude, Period, and Phase Shift	y=80(1.03)^x+3sin((pix)/4)	$y = 80 {(1.03)}^{x} + 3 \sin (\frac{π x}{4})$
20259	Find Amplitude, Period, and Phase Shift	y=-6sin(4/3x)	$y = - 6 \sin (\frac{4}{3} x)$
20260	Find Amplitude, Period, and Phase Shift	y=6sin(1/8x)	$y = 6 \sin (\frac{1}{8} x)$
20261	Find Amplitude, Period, and Phase Shift	y=6cos(4pix)	$y = 6 \cos (4 π x)$
20262	Find Amplitude, Period, and Phase Shift	y=6sin((2pi)/5x)	$y = 6 \sin (\frac{2 π}{5} x)$
20263	Find Amplitude, Period, and Phase Shift	y=6sin(3x-pi)	$y = 6 \sin (3 x - π)$
20264	Find Amplitude, Period, and Phase Shift	y=6sin((2pi)/5x+4)	$y = 6 \sin (\frac{2 π}{5} x + 4)$
20265	Find Amplitude, Period, and Phase Shift	y=-6sin(-4x+2/pi)	$y = - 6 \sin (- 4 x + \frac{2}{π})$
20266	Find Amplitude, Period, and Phase Shift	y=-6sin(x)-cos(x)	$y = - 6 \sin (x) - \cos (x)$
20267	Find Amplitude, Period, and Phase Shift	y=sin(8(x-pi/2))	$y = \sin (8 (x - \frac{π}{2}))$
20268	Find Amplitude, Period, and Phase Shift	y=sin(X-(11pi)/6)	$y = \sin (X - \frac{11 π}{6})$
20269	Find Amplitude, Period, and Phase Shift	y=sin(4x-pi)	$y = \sin (4 x - π)$
20270	Find Amplitude, Period, and Phase Shift	y=sin(x+(3pi)/2)	$y = \sin (x + \frac{3 π}{2})$
20271	Find Amplitude, Period, and Phase Shift	y=sin(x-2)-1	$y = \sin (x - 2) - 1$
20272	Find Amplitude, Period, and Phase Shift	y=sin(x-3pi)	$y = \sin (x - 3 π)$
20273	Find Amplitude, Period, and Phase Shift	y=sin(x+5)	$y = \sin (x + 5)$
20274	Find Amplitude, Period, and Phase Shift	y=sin(x+8)	$y = \sin (x + 8)$
20275	Find Amplitude, Period, and Phase Shift	y=-sin(x-(pi/4))+2	$y = - \sin (x - (\frac{π}{4})) + 2$
20276	Find Amplitude, Period, and Phase Shift	y=sin(x+pi/8)	$y = \sin (x + \frac{π}{8})$
20277	Find Amplitude, Period, and Phase Shift	y=sin(x+(5pi)/6)+4	$y = \sin (x + \frac{5 π}{6}) + 4$
20278	Find Amplitude, Period, and Phase Shift	y=cot(x+(2pi)/3)	$y = \cot (x + \frac{2 π}{3})$
20279	Find Amplitude, Period, and Phase Shift	y=sin(1/2*(x-pi/4))	$y = \sin (\frac{1}{2} \cdot (x - \frac{π}{4}))$
20280	Find Amplitude, Period, and Phase Shift	y=sin(1/6x)	$y = \sin (\frac{1}{6} x)$
20281	Find Amplitude, Period, and Phase Shift	y=-sin(1/2x)	$y = - \sin (\frac{1}{2} x)$
20282	Find Amplitude, Period, and Phase Shift	y=-sin((2pix)/3)	$y = - \sin (\frac{2 π x}{3})$
20283	Find Amplitude, Period, and Phase Shift	y=-sin(120pix)	$y = - \sin (120 π x)$
20284	Find Amplitude, Period, and Phase Shift	y=sin(3(x-pi/3))	$y = \sin (3 (x - \frac{π}{3}))$
20285	Find Amplitude, Period, and Phase Shift	y=sin(3x-2x)	$y = \sin (3 x - 2 x)$
20286	Find Amplitude, Period, and Phase Shift	y=sin(3x-pi)	$y = \sin (3 x - π)$
20287	Find Amplitude, Period, and Phase Shift	y=sin(2x-2)	$y = \sin (2 x - 2)$
20288	Find Amplitude, Period, and Phase Shift	y=sin((pix)/3)	$y = \sin (\frac{π x}{3})$
20289	Find Amplitude, Period, and Phase Shift	y=-cos(x-pi)	$y = - \cos (x - π)$
20290	Find Amplitude, Period, and Phase Shift	y=cos(4x+pi)	$y = \cos (4 x + π)$
20291	Find Amplitude, Period, and Phase Shift	y=-cos(x+2)	$y = - \cos (x + 2)$
20292	Find Amplitude, Period, and Phase Shift	y=cos(x+2pi)	$y = \cos (x + 2 π)$
20293	Find Amplitude, Period, and Phase Shift	y=cos(x+pi/2)+1	$y = \cos (x + \frac{π}{2}) + 1$
20294	Find Amplitude, Period, and Phase Shift	y=-cos(6x+pi)	$y = - \cos (6 x + π)$
20295	Find Amplitude, Period, and Phase Shift	y=cos(7x)	$y = \cos (7 x)$
20296	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/10)	$y = \cos (x - \frac{π}{10})$
20297	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/12)	$y = \cos (x - \frac{π}{12})$
20298	Find Amplitude, Period, and Phase Shift	y=cos(x-(3pi)/4)	$y = \cos (x - \frac{3 π}{4})$
20299	Find Amplitude, Period, and Phase Shift	y=cos(x-(4pi)/3)	$y = \cos (x - \frac{4 π}{3})$
20300	Find Amplitude, Period, and Phase Shift	y=cos(x-pi/8)	$y = \cos (x - \frac{π}{8})$