Mathway | Các bài toán phổ biến

Những bài toán phổ biến

Hạng	Chủ đề	Bài toán	Bài toán đã được định dạng
15401	Rút gọn	sec(x)^2*csc(x)^2	$\sec^{2} (x) \cdot \csc^{2} (x)$
15402	Rút gọn	sec(23)^2-tan(23)^2	$\sec^{2} (23) - \tan^{2} (23)$
15403	Rút gọn	sec(36)^2-cot(54)^2	$\sec^{2} (36) - \cot^{2} (54)$
15404	Rút gọn	sec(t)^4-tan(t)^4	$\sec^{4} (t) - \tan^{4} (t)$
15405	Rút gọn	sec(x)^4	$\sec^{4} (x)$
15406	Rút gọn	sec(x)^4-sec(x)^2	$\sec^{4} (x) - \sec^{2} (x)$
15407	Rút gọn	(sin((pi/2)-x))/(cos((pi/2)-x))	$\frac{\sin ((\frac{π}{2}) - x)}{\cos ((\frac{π}{2}) - x)}$
15408	Rút gọn	sec(pi/6)^2-8	$\sec^{2} (\frac{π}{6}) - 8$
15409	Rút gọn	sec(28)^2-tan(28)^2	$\sec^{2} (28) - \tan^{2} (28)$
15410	Rút gọn	sec(67)^2-tan(67)^2	$\sec^{2} (67) - \tan^{2} (67)$
15411	Rút gọn	sec(pi/3)^2-2	$\sec^{2} (\frac{π}{3}) - 2$
15412	Rút gọn	(sec(y))/(csc(y))	$\frac{\sec (y)}{\csc (y)}$
15413	Rút gọn	arcsec(3/2)	$arcsec (\frac{3}{2})$
15414	Rút gọn	(sec(x)csc(x)-tan(x))/(sec(x)csc(x))	$\frac{\sec (x) \csc (x) - \tan (x)}{\sec (x) \csc (x)}$
15415	Rút gọn	(sec(x)sin(x))/(tan(x)cot(x))	$\frac{\sec (x) \sin (x)}{\tan (x) \cot (x)}$
15416	Rút gọn	(sec(x)-tan(x))/(sin(x))	$\frac{\sec (x) - \tan (x)}{\sin (x)}$
15417	Rút gọn	sec(x)^2-cos(x)^2sec(x)^2	$\sec^{2} (x) - \cos^{2} (x) \sec^{2} (x)$
15418	Rút gọn	arcsec(-6)*5	$arcsec (- 6) \cdot 5$
15419	Rút gọn	(sin(x))/(1+cos(x))+(1+cos(x))/(sin(x))	$\frac{\sin (x)}{1 + \cos (x)} + \frac{1 + \cos (x)}{\sin (x)}$
15420	Rút gọn	(sin(x)+cos(x))/(cos(x))-(sin(x-cos(x)))/(sin(x))	$\frac{\sin (x) + \cos (x)}{\cos (x)} - \frac{\sin (x - \cos (x))}{\sin (x)}$
15421	Rút gọn	(sin(x)-cos(x))/(sin(x)cos(x))	$\frac{\sin (x) - \cos (x)}{\sin (x) \cos (x)}$
15422	Rút gọn	(sin(x)cos(x))/(1-(sin(x)-cos(x))(sin(x)-cos(x)))	$\frac{\sin (x) \cos (x)}{1 - (\sin (x) - \cos (x)) (\sin (x) - \cos (x))}$
15423	Rút gọn	(sin(x)cot(x))/(cos(x))	$\frac{\sin (x) \cot (x)}{\cos (x)}$
15424	Rút gọn	(sin(160))/4.7928	$\frac{\sin (160)}{4.7928}$
15425	Rút gọn	(sin(2x))/(2csc(x))-cos(x)^3	$\frac{\sin (2 x)}{2 \csc (x)} - \cos^{3} (x)$
15426	Rút gọn	(sin(2x))/(2cos(x))	$\frac{\sin (2 x)}{2 \cos (x)}$
15427	Rút gọn	(sin(2x))/(1-cos(2x))	$\frac{\sin (2 x)}{1 - \cos (2 x)}$
15428	Rút gọn	(sin(150))/15	$\frac{\sin (150)}{15}$
15429	Rút gọn	(sin(2x))/(sin(x)^2)	$\frac{\sin (2 x)}{\sin^{2} (x)}$
15430	Rút gọn	(sin(2x)+2sin(x)^2)/(cos(2x))	$\frac{\sin (2 x) + 2 \sin^{2} (x)}{\cos (2 x)}$
15431	Rút gọn	(sec(x)+tan(x))/(cot(x)+cos(x))	$\frac{\sec (x) + \tan (x)}{\cot (x) + \cos (x)}$
15432	Rút gọn	(sec(x))/(cot(x))	$\frac{\sec (x)}{\cot (x)}$
15433	Rút gọn	pi/6+pi/2	$\frac{π}{6} + \frac{π}{2}$
15434	Rút gọn	(q-3)/-5*(3q)/(q-4)	$\frac{q - 3}{- 5} \cdot \frac{3 q}{q - 4}$
15435	Rút gọn	pi/9*180/pi	$\frac{π}{9} \cdot \frac{180}{π}$
15436	Rút gọn	(sec(x))/(tan(x))-(tan(x))/(1+sec(x))	$\frac{\sec (x)}{\tan (x)} - \frac{\tan (x)}{1 + \sec (x)}$
15437	Rút gọn	sec(x)^6(sec(x)tan(x))	$\sec^{6} (x) (\sec (x) \tan (x))$
15438	Rút gọn	(sec(x)tan(x))/(cot(x)csc(x))	$\frac{\sec (x) \cdot \tan (x)}{\cot (x) \cdot \csc (x)}$
15439	Rút gọn	(sec(x))/(cot(x)+tan(x))	$\frac{\sec (x)}{\cot (x) + \tan (x)}$
15440	Rút gọn	(sec(b)tan(b))/(csc(b))	$\frac{\sec (b) \tan (b)}{\csc (b)}$
15441	Rút gọn	(sec(x)tan(x))/(cot(x)csc(x))	$\frac{\sec (x) \tan (x)}{\cot (x) \csc (x)}$
15442	Rút gọn	(sec(90-x))/(sin(90-x))*(cos(x))/(tan(90-x))-sec(x)	$\frac{\sec (90 - x)}{\sin (90 - x)} \cdot \frac{\cos (x)}{\tan (90 - x)} - \sec (x)$
15443	Rút gọn	(sec(t))/(tan(t))	$\frac{\sec (t)}{\tan (t)}$
15444	Rút gọn	(sec(t)-cos(t))/(3tan(t)sin(t))	$\frac{\sec (t) - \cos (t)}{3 \tan (t) \sin (t)}$
15445	Rút gọn	(sec(t)-cos(t))/(sec(t))	$\frac{\sec (t) - \cos (t)}{\sec (t)}$
15446	Rút gọn	(sec(t)-cos(t))/(sin(t))	$\frac{\sec (t) - \cos (t)}{\sin (t)}$
15447	Rút gọn	pi/2-pi/6	$\frac{π}{2} - \frac{π}{6}$
15448	Rút gọn	pi/2-(3pi)/8	$\frac{π}{2} - \frac{3 π}{8}$
15449	Rút gọn	pi/2-pi/12	$\frac{π}{2} - \frac{π}{12}$
15450	Rút gọn	pi/3(rad)	$\frac{π}{3} \cdot (r a d i a n s)$
15451	Rút gọn	pi/2-pi/2	$\frac{π}{2} - \frac{π}{2}$
15452	Rút gọn	pi/(2pi)	$\frac{π}{2 π}$
15453	Rút gọn	pi/3-pi/12	$\frac{π}{3} - \frac{π}{12}$
15454	Rút gọn	pi/6+(3pi)/4	$\frac{π}{6} + \frac{3 π}{4}$
15455	Rút gọn	pi/4+pi/8	$\frac{π}{4} + \frac{π}{8}$
15456	Rút gọn	-pi/4+pi/2	$- \frac{π}{4} + \frac{π}{2}$
15457	Rút gọn	-pi/4	$- \frac{π}{4}$
15458	Rút gọn	pi/4*180/pi	$\frac{π}{4} \cdot \frac{180}{π}$
15459	Rút gọn	pi/(1/4)	$\frac{π}{\frac{1}{4}}$
15460	Rút gọn	pi/(pi/2)	$\frac{π}{\frac{π}{2}}$
15461	Rút gọn	pi/12+pi(1)	$\frac{π}{12} + π (1)$
15462	Rút gọn	m^3+n^3	$m^{3} + n^{3}$
15463	Rút gọn	(mn)/(mn)	$\frac{m n}{m n}$
15464	Rút gọn	arcsin(x-pi/4)	$\arcsin (x - \frac{π}{4})$
15465	Rút gọn	sin(0.4)^2+cos(0.4)^2	$\sin^{2} (0.4) + \cos^{2} (0.4)$
15466	Rút gọn	arcsin(cos(pi/2))	$\arcsin (\cos (\frac{π}{2}))$
15467	Rút gọn	arcsin(sin((5pi)/6))	$\arcsin (\sin (\frac{5 π}{6}))$
15468	Rút gọn	arcsin(sin((5pi)/7))	$\arcsin (\sin (\frac{5 π}{7}))$
15469	Rút gọn	arcsin(sin(pi/11))	$\arcsin (\sin (\frac{π}{11}))$
15470	Rút gọn	arcsin(sin(-pi/6))	$\arcsin (\sin (- \frac{π}{6}))$
15471	Rút gọn	arcsin(0.6)	$\arcsin (0.6)$
15472	Rút gọn	arcsin(1/3)	$\arcsin (\frac{1}{3})$
15473	Rút gọn	arcsin(0.47)	$\arcsin (0.47)$
15474	Rút gọn	arcsin(0.5)	$\arcsin (0.5)$
15475	Rút gọn	arcsin(cos((2pi)/3))	$\arcsin (\cos (\frac{2 π}{3}))$
15476	Rút gọn	arcsin(1/5)	$\arcsin (\frac{1}{5})$
15477	Rút gọn	arcsin(3/4)	$\arcsin (\frac{3}{4})$
15478	Rút gọn	arcsin(0.1)	$\arcsin (0.1)$
15479	Rút gọn	sin(1)^2+cos(1)^2	$\sin^{2} (1) + \cos^{2} (1)$
15480	Rút gọn	sin(120)^2+cos(120)^2	$\sin^{2} (120) + \cos^{2} (120)$
15481	Rút gọn	sin(pi/8)^2+cos(pi/8)^2	$\sin^{2} (\frac{π}{8}) + \cos^{2} (\frac{π}{8})$
15482	Rút gọn	sin((7pi)/12)^2+cos((7pi)/12)^2	$\sin^{2} (\frac{7 π}{12}) + \cos^{2} (\frac{7 π}{12})$
15483	Rút gọn	sin(x)^2csc(x-1)^2	$\sin^{2} (x) \csc^{2} (x - 1)$
15484	Rút gọn	sin(x)^2cos(x)+2sin(x)cot(x)-cot(x)	$\sin^{2} (x) \cos (x) + 2 \sin (x) \cot (x) - \cot (x)$
15485	Rút gọn	sin(x)^2+cos(x)^2+cot(x)^2	$\sin^{2} (x) + \cos^{2} (x) + \cot^{2} (x)$
15486	Rút gọn	sin(x)^2cot(x)^2	$\sin^{2} (x) \cot^{2} (x)$
15487	Rút gọn	sin(x)^-2sin(x)	$\sin^{- 2} (x) \sin (x)$
15488	Rút gọn	sin(x)^2-sin(x)^4	$\sin^{2} (x) - \sin^{4} (x)$
15489	Rút gọn	sin(5x)^2	$\sin^{2} (5 x)$
15490	Rút gọn	sin(x)^2*(1+cot(x)^2)	$\sin^{2} (x) \cdot (1 + \cot^{2} (x))$
15491	Rút gọn	sin(x)^2(csc(x)^2+sec(x)^2)	$\sin^{2} (x) (\csc^{2} (x) + \sec^{2} (x))$
15492	Rút gọn	sin(x)^2cos(x)^2+cos(x)^4	$\sin^{2} (x) \cos^{2} (x) + \cos^{4} (x)$
15493	Rút gọn	sin(20)^2+1/(sec(20)^2)	$\sin^{2} (20) + \frac{1}{\sec^{2} (20)}$
15494	Rút gọn	sin(225)^2-cos(180)^2+tan(60)^2	$\sin^{2} (225) - \cos^{2} (180) + \tan^{2} (60)$
15495	Rút gọn	sin(360)^2+cos(360)^2	$\sin^{2} (360) + \cos^{2} (360)$
15496	Rút gọn	sin(240)^2-cos(180)^2+tan(60)^2	$\sin^{2} (240) - \cos^{2} (180) + \tan^{2} (60)$
15497	Rút gọn	sin(180)^2+cos(180)^2	$\sin^{2} (180) + \cos^{2} (180)$
15498	Rút gọn	sin(150)^2+cos(30)^2	$\sin^{2} (150) + \cos^{2} (30)$
15499	Rút gọn	sin(3t)^2+cos(3t)^2	$\sin^{2} (3 t) + \cos^{2} (3 t)$
15500	Rút gọn	sin(45)^2+cos(60)^2	$\sin^{2} (45) + \cos^{2} (60)$