Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
1901	Graph	tan(theta)<0	$\tan (θ) < 0$
1902	Graph	y=2tan(x/4)	$y = 2 \tan (\frac{x}{4})$
1903	Graph	y=-2sin(2x)	$y = - 2 \sin (2 x)$
1904	Graph	y=sin(x)+2	$y = \sin (x) + 2$
1905	Graph	y=-6cos(x)	$y = - 6 \cos (x)$
1906	Solve the System of @WORD	sin(x)>0 , cos(x)>0	$\sin (x) > 0$ , $\cos (x) > 0$
1907	Graph	y=cos(2x-pi/4)	$y = \cos (2 x - \frac{π}{4})$
1908	Graph	y=2tan(2x)	$y = 2 \tan (2 x)$
1909	Graph	y=2cos(pi/2x)	$y = 2 \cos (\frac{π}{2} x)$
1910	Graph	y=3sec(x)	$y = 3 \sec (x)$
1911	Graph	tan(theta)>0	$\tan (θ) > 0$
1912	Graph	y=3tan(2x)	$y = 3 \tan (2 x)$
1913	Graph	2cos(x)	$2 \cos (x)$
1914	Evaluate	sin(90 degrees )	$\sin (90 °)$
1915	Find the Quadrant of the Angle	(3pi)/2	$\frac{3 π}{2}$
1916	Find the Quadrant of the Angle	135 degrees	$135 °$
1917	Find the Tangent Given the Point	(0,5)	$(0, 5)$
1918	Find the Tangent Given the Point	(0,-4)	$(0, - 4)$
1919	Find the Cosine Given the Point	(0,-3)	$(0, - 3)$
1920	Find the Sine Given the Point	(-2,-3)	$(- 2, - 3)$
1921	Find the Sine Given the Point	(-3,2)	$(- 3, 2)$
1922	Find the Sine Given the Point	(1/2,( square root of 3)/2)	$(\frac{1}{2}, \frac{\sqrt{3}}{2})$
1923	Find the Sine Given the Point	(-8,15)	$(- 8, 15)$
1924	Find the Cosine Given the Point	(12,5)	$(12, 5)$
1925	Find the Cosine Given the Point	(15,-8)	$(15, - 8)$
1926	Expand Using De Moivre's Theorem	tan(x)	$\tan (x)$
1927	Find the Quadrant of the Angle	(5pi)/2	$\frac{5 π}{2}$
1928	Convert to Trigonometric Form	-5-5i	$- 5 - 5 i$
1929	Convert to Trigonometric Form	-3+3i	$- 3 + 3 i$
1930	Convert to Trigonometric Form	2+4i	$2 + 4 i$
1931	Convert to Trigonometric Form	-1-i	$- 1 - i$
1932	Convert to Trigonometric Form	(1+i)^5	${(1 + i)}^{5}$
1933	Convert to Trigonometric Form	i	$i$
1934	Find the Exact Value	sin(15)	$\sin (15)$
1935	Evaluate	2pi-pi/4	$2 π - \frac{π}{4}$
1936	Evaluate	sec(420 degrees )	$\sec (420 °)$
1937	Evaluate	cos(4/5)	$\cos (\frac{4}{5})$
1938	Evaluate	tan(2pi)	$\tan (2 π)$
1939	Evaluate	sin(-1/2)	$\sin (- \frac{1}{2})$
1940	Evaluate	cot(pi/3)	$\cot (\frac{π}{3})$
1941	Evaluate	60*pi/180	$60 \cdot \frac{π}{180}$
1942	Simplify/Condense	10^( log of 4x^2)	$10^{\log (4 x^{2})}$
1943	Convert to Polar Coordinates	(2,(7pi)/4)	$(2, \frac{7 π}{4})$
1944	Convert to Polar Coordinates	(-2,2 square root of 3)	$(- 2, 2 \sqrt{3})$
1945	Convert to Polar Coordinates	(-10,10)	$(- 10, 10)$
1946	Convert to Polar Coordinates	(-1,1)	$(- 1, 1)$
1947	Convert to Polar Coordinates	(6,-6 square root of 3)	$(6, - 6 \sqrt{3})$
1948	Convert from Radians to Degrees	-(3pi)/5	$- \frac{3 π}{5}$
1949	Convert from Radians to Degrees	(19pi)/12	$\frac{19 π}{12}$
1950	Convert from Degrees to Radians	(5pi)/4	$\frac{5 π}{4}$
1951	Convert from Degrees to Radians	41 degrees	$41 °$
1952	Convert from Degrees to Radians	-660 degrees	$- 660 °$
1953	Convert from Degrees to Radians	-1	$- 1$
1954	Convert from Radians to Degrees	-(13pi)/6	$- \frac{13 π}{6}$
1955	Convert from Radians to Degrees	7p	$7 p$
1956	Convert from Radians to Degrees	8p	$8 p$
1957	Convert from Radians to Degrees	3.5	$3.5$
1958	Convert from Radians to Degrees	2.5	$2.5$
1959	Convert from Degrees to Radians	230	$230$
1960	Convert from Degrees to Radians	250 degrees	$250 °$
1961	Convert from Degrees to Radians	13 degrees	$13 °$
1962	Convert from Degrees to Radians	144 degrees	$144 °$
1963	Find the Exact Value	cos(75)	$\cos (75)$
1964	Convert from Degrees to Radians	108 degrees	$108 °$
1965	Find the Exact Value	cot(-pi/3)	$\cot (- \frac{π}{3})$
1966	Convert from Degrees to Radians	-720 degrees	$- 720 °$
1967	Evaluate	cos(-90 degrees )	$\cos (- 90 °)$
1968	Convert from Degrees to Radians	450 degrees	$450 °$
1969	Convert from Degrees to Radians	42	$42$
1970	Convert from Degrees to Radians	420	$420$
1971	Convert from Degrees to Radians	400	$400$
1972	Convert from Degrees to Radians	38	$38$
1973	Convert from Degrees to Radians	33	$33$
1974	Convert from Degrees to Radians	-330 degrees	$- 330 °$
1975	Convert from Degrees to Radians	56	$56$
1976	Convert from Degrees to Radians	65 degrees	$65 °$
1977	Find Amplitude, Period, and Phase Shift	f(x)=cot(x)	$f (x) = \cot (x)$
1978	Find Amplitude, Period, and Phase Shift	y=3sin(2pix)	$y = 3 \sin (2 π x)$
1979	Find Amplitude, Period, and Phase Shift	y=sin(x)+7	$y = \sin (x) + 7$
1980	Find Amplitude, Period, and Phase Shift	y=3sin(1/2x)	$y = 3 \sin (\frac{1}{2} x)$
1981	Find Amplitude, Period, and Phase Shift	y=3cos(2x-pi)	$y = 3 \cos (2 x - π)$
1982	Find Amplitude, Period, and Phase Shift	y=3sin(pix)	$y = 3 \sin (π x)$
1983	Find Amplitude, Period, and Phase Shift	y=3sin(2x-pi/3)	$y = 3 \sin (2 x - \frac{π}{3})$
1984	Find Amplitude, Period, and Phase Shift	y=tan(x-pi/2)	$y = \tan (x - \frac{π}{2})$
1985	Find Amplitude, Period, and Phase Shift	y=tan(x/2)	$y = \tan (\frac{x}{2})$
1986	Expand Using Sum/Difference Formulas	cos(165)	$\cos (165)$
1987	Find the Reference Angle	(11pi)/6	$\frac{11 π}{6}$
1988	Find the Reference Angle	170	$170$
1989	Find the Reference Angle	400	$400$
1990	Find the Reference Angle	330 degrees	$330 °$
1991	Find the Reference Angle	-240	$- 240$
1992	Find the Reference Angle	270 degrees	$270 °$
1993	Find the Complement	(2pi)/7	$\frac{2 π}{7}$
1994	Find the Complement	(3pi)/4	$\frac{3 π}{4}$
1995	Find the Supplement	(3pi)/7	$\frac{3 π}{7}$
1996	Find the Supplement	(5pi)/6	$\frac{5 π}{6}$
1997	Find the Supplement	(2pi)/5	$\frac{2 π}{5}$
1998	Verify the Identity	1/(1-sin(x))+1/(1+sin(x))=2sec(x)^2	$\frac{1}{1 - \sin (x)} + \frac{1}{1 + \sin (x)} = 2 \sec^{2} (x)$
1999	Verify the Identity	(1-sin(x))/(1+sin(x))=(sec(x)-tan(x))^2	$\frac{1 - \sin (x)}{1 + \sin (x)} = {(\sec (x) - \tan (x))}^{2}$
2000	Verify the Identity	cos(x)(tan(x)+cot(x))=csc(x)	$\cos (x) (\tan (x) + \cot (x)) = \csc (x)$