Mathway | 热门问题

热门问题

等级	主题	问题	格式化的问题
10701	化简	sin(-300)	$\sin (- 300)$
10702	化简	sin(330)-cos(330)tan(150)	$\sin (330) - \cos (330) \tan (150)$
10703	化简	sin(-405)	$\sin (- 405)$
10704	化简	sin(42)	$\sin (42)$
10705	化简	sin(4x)cos(x)+sin(x)cos(4x)	$\sin (4 x) \cos (x) + \sin (x) \cos (4 x)$
10706	化简	sin(4x)-sin(6x)	$\sin (4 x) - \sin (6 x)$
10707	化简	sin(40)	$\sin (40)$
10708	化简	(sin(40)x)/5	$\frac{\sin (40) x}{5}$
10709	化简	sin(-45)	$\sin (- 45)$
10710	化简	sin(45)*7	$\sin (45) \cdot 7$
10711	化简	sin(45)*cos(45)	$\sin (45) \cdot \cos (45)$
10712	化简	sin(420)	$\sin (420)$
10713	化简	sin(48.1)tan(47)	$\sin (48.1) \tan (47)$
10714	化简	sin(4a)-sin(8a)	$\sin (4 a) - \sin (8 a)$
10715	化简	sin(4t)	$\sin (4 t)$
10716	化简	sin(46)	$\sin (46)$
10717	化简	sin(45)cos(45)	$\sin (45) \cos (45)$
10718	化简	sin(45)+tan(60)	$\sin (45) + \tan (60)$
10719	化简	sin(4x)cos(5x)	$\sin (4 x) \cos (5 x)$
10720	化简	sin(5)+arccot(6)	$\sin (5) + arccot (6)$
10721	化简	sin(5)+cos(2)	$\sin (5) + \cos (2)$
10722	化简	sin(5)*450	$\sin (5) \cdot 450$
10723	化简	(sin(4x))÷(sin(2x))	$\sin (4 x) \div \sin (2 x)$
10724	化简	sin(5)cos(40)+cos(5)sin(40)	$\sin (5) \cos (40) + \cos (5) \sin (40)$
10725	化简	sin(5)-cos(85)	$\sin (5) - \cos (85)$
10726	化简	sin(5x)-sin(7x)	$\sin (5 x) - \sin (7 x)$
10727	化简	tan(x)sin(x)cos(x)	$\tan (x) \sin (x) \cos (x)$
10728	化简	tan(x+180)	$\tan (x + 180)$
10729	化简	tan(12/15)	$\tan (\frac{12}{15})$
10730	化简	tan(x/2+pi/4)	$\tan (\frac{x}{2} + \frac{π}{4})$
10731	化简	tan(x)cot(x)-cos(x)^2	$\tan (x) \cot (x) - \cos^{2} (x)$
10732	化简	tan(x)=1	$\tan (x) = 1$
10733	化简	tan(0.75)	$\tan (0.75)$
10734	化简	tan(x)(csc(x)-sin(x))	$\tan (x) (\csc (x) - \sin (x))$
10735	化简	tan(x)(cot(x)+tan(x))	$\tan (x) (\cot (x) + \tan (x))$
10736	化简	sin(h(0))	$\sinh (0)$
10737	化简	sss	$s s s$
10738	化简	sin(y)csc(y)	$\sin (y) \csc (y)$
10739	化简	sin(z)	$\sin (z)$
10740	化简	(sin(7pi))/12	$\frac{\sin (7 π)}{12}$
10741	化简	sin(x+pi/4)	$\sin (x + \frac{π}{4})$
10742	化简	sin(x+pi/4)-sin(x-pi/4)	$\sin (x + \frac{π}{4}) - \sin (x - \frac{π}{4})$
10743	化简	sin(x+pi/6)+sin(x-pi/6)	$\sin (x + \frac{π}{6}) + \sin (x - \frac{π}{6})$
10744	化简	sin(x+pi/8)sin(x-pi/8)	$\sin (x + \frac{π}{8}) \sin (x - \frac{π}{8})$
10745	化简	sin(x-pi/4)	$\sin (x - \frac{π}{4})$
10746	化简	sin(x-(5pi)/4)	$\sin (x - \frac{5 π}{4})$
10747	化简	sin(x-pi/3)	$\sin (x - \frac{π}{3})$
10748	化简	sin(x+y)cos(x-y)	$\sin (x + y) \cos (x - y)$
10749	化简	sin(x+y)cos(y)-cos(x+y)sin(y)	$\sin (x + y) \cos (y) - \cos (x + y) \sin (y)$
10750	化简	sin(x+90)	$\sin (x + 90)$
10751	化简	sin(x)cos(y)-cos(x)sin(y)	$\sin (x) \cos (y) - \cos (x) \sin (y)$
10752	化简	sin(x)cos(x-y)-cos(x)sin(x-y)	$\sin (x) \cos (x - y) - \cos (x) \sin (x - y)$
10753	化简	sin(x)sec(x)tan(x)	$\sin (x) \sec (x) \tan (x)$
10754	化简	-sin(x)-tan(x)*1-sec(x)	$- \sin (x) - \tan (x) \cdot 1 - \sec (x)$
10755	化简	sin(x)xcos(x)	$\sin (x) x \cos (x)$
10756	化简	sin(x)+sin(3x)	$\sin (x) + \sin (3 x)$
10757	化简	sin(x)+sin(2x)	$\sin (x) + \sin (2 x)$
10758	化简	sin(x)+sin(-x)-cos(-x)	$\sin (x) + \sin (- x) - \cos (- x)$
10759	化简	sin(x)-5	$\sin (x) - 5$
10760	化简	sin(x)cos(2x)	$\sin (x) \cos (2 x)$
10761	化简	sin(x)+cot(x)	$\sin (x) + \cot (x)$
10762	化简	sin(-x)cos(3x)-cos(-x)sin(3x)	$\sin (- x) \cos (3 x) - \cos (- x) \sin (3 x)$
10763	化简	sin(x)cos(x)(tan(x)+csc(x))	$\sin (x) \cos (x) (\tan (x) + \csc (x))$
10764	化简	sin(x)cos(x)+cos(x)^2	$\sin (x) \cos (x) + \cos^{2} (x)$
10765	化简	sin(x)cos(x)cot(x)	$\sin (x) \cos (x) \cot (x)$
10766	化简	sin(x)cos(x)(sec(x)+cot(x))	$\sin (x) \cos (x) (\sec (x) + \cot (x))$
10767	化简	sin(x)cos(x)(sec(x)+csc(x))	$\sin (x) \cos (x) (\sec (x) + \csc (x))$
10768	化简	sin(x)-cos(x)(sin(x)+cos(x))	$\sin (x) - \cos (x) (\sin (x) + \cos (x))$
10769	化简	sin(x)(csc(x-sin(x)))	$\sin (x) (\csc (x - \sin (x)))$
10770	化简	sin(x)(( 2)/2)-cos(x)( 的平方根 2)/2 的平方根	$\sin (x) (\frac{\sqrt{2}}{2}) - \cos (x) \frac{\sqrt{2}}{2}$
10771	化简	sin(t)csc(t)	$\sin (t) \csc (t)$
10772	化简	sin(t)cot(t)	$\sin (t) \cot (t)$
10773	化简	sin(u)cos(v)	$\sin (u) \cos (v)$
10774	化简	sin(t)(cot(t)+tan(t))	$\sin (t) (\cot (t) + \tan (t))$
10775	化简	sin(theta)-1/(sin(theta))	$\sin (θ) - \frac{1}{\sin (θ)}$
10776	化简	sin(t)-sin(t)cos(t)^2	$\sin (t) - \sin (t) \cos^{2} (t)$
10777	化简	sin(x)*tan(x)+cot(x)	$\sin (x) \cdot \tan (x) + \cot (x)$
10778	化简	sin(x(csc(x)-sin(x)))	$\sin (x (\csc (x) - \sin (x)))$
10779	化简	sin(x)*csc(x)	$\sin (x) \cdot \csc (x)$
10780	化简	sin(x)*(sin(x))/(cos(x))	$\sin (x) \cdot \frac{\sin (x)}{\cos (x)}$
10781	化简	sin(x)cos(x)sec(x)*cot(x)	$\sin (x) \cdot \cos (x) \cdot \sec (x) \cdot \cot (x)$
10782	化简	sin(x)+3tan(x)cot(x)-1/(csc(x))-sec(x)^2+tan(x)^2	$\sin (x) + 3 \tan (x) \cot (x) - \frac{1}{\csc (x)} - \sec^{2} (x) + \tan^{2} (x)$
10783	化简	sin(x)+3tan(x)cot(x)-1/(csc(x))+tan(x)^2	$\sin (x) + 3 \tan (x) \cot (x) - \frac{1}{\csc (x)} + \tan^{2} (x)$
10784	化简	sin(x)cos(x)^3+cos(x)^4	$\sin (x) \cos^{3} (x) + \cos^{4} (x)$
10785	化简	sin(x)tan(x)^2-sin(x)	$\sin (x) \tan^{2} (x) - \sin (x)$
10786	化简	sin(x)csc(x)^2-sin(x)cot(x)^2	$\sin (x) \csc^{2} (x) - \sin (x) \cot^{2} (x)$
10787	化简	sin(9x)cos(x)-cos(9x)sin(x)	$\sin (9 x) \cos (x) - \cos (9 x) \sin (x)$
10788	化简	sin(930)	$\sin (930)$
10789	化简	sin(94)*14.6	$\sin (94) \cdot 14.6$
10790	化简	sin(9x)cos(5x)-cos(9x)sin(5x)	$\sin (9 x) \cos (5 x) - \cos (9 x) \sin (5 x)$
10791	化简	sin(a)*cos(a)	$\sin (a) \cdot \cos (a)$
10792	化简	sin(a)+sin(b)	$\sin (a) + \sin (b)$
10793	化简	sin(a)sec(a)	$\sin (a) \sec (a)$
10794	化简	sin(A)cos(B)+cos(A)sin(B)	$\sin (A) \cos (B) + \cos (A) \sin (B)$
10795	化简	sin(arccos(1/x))	$\sin (\arccos (\frac{1}{x}))$
10796	化简	sin(arccos(x/2))	$\sin (\arccos (\frac{x}{2}))$
10797	化简	sin(a-b)-sin(a+b)	$\sin (a - b) - \sin (a + b)$
10798	化简	sin(arccos(3/5))	$\sin (\arccos (\frac{3}{5}))$
10799	化简	sin(arccos(2x))	$\sin (\arccos (2 x))$
10800	化简	sin(sin(x))	$\sin (\sin (x))$