Mathway | 热门问题

热门问题

等级	主题	问题	格式化的问题
11301	化简	1-2sin(x)^2-3sin(x-2)	$1 - 2 \sin^{2} (x) - 3 \sin (x - 2)$
11302	化简	1-2cos(2x)+cos(2x)^2	$1 - 2 \cos (2 x) + \cos^{2} (2 x)$
11303	化简	12i	$12 i$
11304	化简	12sin(x)^4	$12 \sin^{4} (x)$
11305	化简	130 次数	$130 °$
11306	化简	136sin(x)^2cos(x)^2	$136 \sin^{2} (x) \cos^{2} (x)$
11307	化简	1-2sin(22)^2	$1 - 2 \sin^{2} (22)$
11308	化简	13*tan(32)	$13 \cdot \tan (32)$
11309	绘制图像	y=3sin(2(x-pi/3))	$y = 3 \sin (2 (x - \frac{π}{3}))$
11310	化简	1-3i	$1 - 3 i$
11311	化简	14*(sin(105))/18	$14 \cdot \frac{\sin (105)}{18}$
11312	化简	145 次数	$145 °$
11313	化简	1-2sin(x)	$1 - 2 \sin (x)$
11314	化简	15cot(25)	$15 \cot (25)$
11315	化简	16sin(x)^4	$16 \sin^{4} (x)$
11316	化简	16-k/11	$16 - \frac{k}{11}$
11317	化简	16 3 的平方根	$16 \sqrt{3}$
11318	化简	165 次数	$165 °$
11319	化简	16-x^2	$16 - x^{2}$
11320	化简	16cos(23)	$16 \cos (23)$
11321	化简	16i	$16 i$
11322	化简	1624(sin(43))/2	$16 \cdot 24 \cdot \frac{\sin (43)}{2}$
11323	化简	144x^2-49	$144 x^{2} - 49$
11324	化简	1-4sin(x)^2	$1 - 4 \sin^{2} (x)$
11325	化简	1-4sin(x)^2cos(x)^2	$1 - 4 \sin^{2} (x) \cos^{2} (x)$
11326	化简	14sin(x-7)^2	$14 \sin^{2} (x - 7)$
11327	化简	15*pi/180	$15 \cdot \frac{π}{180}$
11328	化简	15*cos(30)	$15 \cdot \cos (30)$
11329	化简	15*tan(48)	$15 \cdot \tan (48)$
11330	化简	1-cos(20)^2-cos(70)^2	$1 - \cos^{2} (20) - \cos^{2} (70)$
11331	化简	1-cos(3x)^2	$1 - \cos^{2} (3 x)$
11332	化简	0.030.030.03*0.03	$0.03 \cdot 0.03 \cdot 0.03 \cdot 0.03$
11333	化简	y/(y-3)-18/(y^2-9)	$\frac{y}{y - 3} - \frac{18}{y^{2} - 9}$
11334	化简	1-(cos(x)^2)/(sin(x)^2)	$1 - \frac{\cos^{2} (x)}{\sin^{2} (x)}$
11335	化简	1-(cos(x)^2)/(cot(x)^2)	$1 - \frac{\cos^{2} (x)}{\cot^{2} (x)}$
11336	化简	1-(sin(x)^2)/(1-cos(x))	$1 - \frac{\sin^{2} (x)}{1 - \cos (x)}$
11337	化简	1-(sec(x)^2)/(tan(x)^2)	$1 - \frac{\sec^{2} (x)}{\tan^{2} (x)}$
11338	化简	0 次数	$0 °$
11339	化简	1*(sin(10))/(sin(70))	$1 \cdot \frac{\sin (10)}{\sin (70)}$
11340	化简	1.29e^(0.032t)	$1.29 e^{0.032 t}$
11341	化简	1+cos(2x)	$1 + \cos (2 x)$
11342	化简	1+ 3i 的平方根	$1 + \sqrt{3} i$
11343	化简	1+sec(23)^2-tan(23)^2	$1 + \sec^{2} (23) - \tan^{2} (23)$
11344	化简	1+sec(x)^2sin(x)^2	$1 + \sec^{2} (x) \sin^{2} (x)$
11345	化简	1-tan(x)^4	$1 - \tan^{4} (x)$
11346	化简	1-sin(t)^2	$1 - \sin^{2} (t)$
11347	化简	y/(y+3)-(2y-6)/(y^2-9)	$\frac{y}{y + 3} - \frac{2 y - 6}{y^{2} - 9}$
11348	化简	y^(1/2)*y^(1/3)	$y^{\frac{1}{2}} \cdot y^{\frac{1}{3}}$
11349	化简	z^((2/5)-2z^((1/5)+1))	$z^{(\frac{2}{5}) - 2 z^{(\frac{1}{5}) + 1}}$
11350	化简	0.07x+0.15(10000-x)	$0.07 x + 0.15 (10000 - x)$
11351	化简	x^(6cos(40))	$x^{6 \cos (40)}$
11352	化简	x^xx^y	$x^{x} x^{y}$
11353	化简	(x+10)/(3x-15)-(3x+15)/(6x-30)	$\frac{x + 10}{3 x - 15} - \frac{3 x + 15}{6 x - 30}$
11354	化简	x^3-3x-2	$x^{3} - 3 x - 2$
11355	化简	x^2-4x-1	$x^{2} - 4 x - 1$
11356	化简	x^2-6x+10	$x^{2} - 6 x + 10$
11357	化简	x^2-6x+2	$x^{2} - 6 x + 2$
11358	化简	sin(2x)+sin(4x)	$\sin (2 x) + \sin (4 x)$
11359	化简	(sin(2x)*1)/2	$\frac{\sin (2 x) \cdot 1}{2}$
11360	化简	sin(2(pi/6))	$\sin (2 (\frac{π}{6}))$
11361	化简	sin(195)	$\sin (195)$
11362	化简	sin(180-x)tan(90-x)	$\sin (180 - x) \tan (90 - x)$
11363	化简	sin(19)cos(17)+cos(19)sin(17)	$\sin (19) \cos (17) + \cos (19) \sin (17)$
11364	化简	sin(2x)-sin(4x)	$\sin (2 x) - \sin (4 x)$
11365	化简	sin(2arcsec(u/4))	$\sin (2 arcsec (\frac{u}{4}))$
11366	化简	sin(2arcsin(x))	$\sin (2 \arcsin (x))$
11367	化简	sin(20)cos(25)+cos(20)sin(25)	$\sin (20) \cos (25) + \cos (20) \sin (25)$
11368	化简	sin(20)cos(4)+cos(20)sin(4)	$\sin (20) \cos (4) + \cos (20) \sin (4)$
11369	化简	sin(20)+cos(20)	$\sin (20) + \cos (20)$
11370	化简	sin(20)cos(50)+cos(20)sin(50)	$\sin (20) \cos (50) + \cos (20) \sin (50)$
11371	化简	sin(20)-cos(70)	$\sin (20) - \cos (70)$
11372	化简	sin(20)cos(100)+cos(20)sin(100)	$\sin (20) \cos (100) + \cos (20) \sin (100)$
11373	化简	sin(21)*10.5	$\sin (21) \cdot 10.5$
11374	化简	sin(225)*cos(300)	$\sin (225) \cdot \cos (300)$
11375	化简	sin(220)cos(100)-cos(220)sin(100)	$\sin (220) \cos (100) - \cos (220) \sin (100)$
11376	化简	sin(20pi)	$\sin (20 π)$
11377	化简	sin(212)	$\sin (212)$
11378	化简	sin(22)-cos(68)	$\sin (22) - \cos (68)$
11379	化简	sin(210)+tan(135)	$\sin (210) + \tan (135)$
11380	化简	sin(215)cos(95)-cos(215)sin(95)	$\sin (215) \cos (95) - \cos (215) \sin (95)$
11381	化简	sin(2x)-sin(5x)	$\sin (2 x) - \sin (5 x)$
11382	化简	sin(2x+x)	$\sin (2 x + x)$
11383	化简	sin(2x+y)	$\sin (2 x + y)$
11384	化简	sin(2x)+cos(3x)	$\sin (2 x) + \cos (3 x)$
11385	化简	-sin(2x)	$- \sin (2 x)$
11386	化简	sin(2x)+sin(x)	$\sin (2 x) + \sin (x)$
11387	化简	sin(2arcsec(u/3))	$\sin (2 arcsec (\frac{u}{3}))$
11388	化简	sin(2arctan(12/15))	$\sin (2 \arctan (\frac{12}{15}))$
11389	化简	sin(285)	$\sin (285)$
11390	计算	sin(25 次数 )	$\sin (25 °)$
11391	化简	sin(265)cos(25)-cos(265)sin(25)	$\sin (265) \cos (25) - \cos (265) \sin (25)$
11392	化简	sin(270)+sin(90)	$\sin (270) + \sin (90)$
11393	化简	sin(270)	$\sin (270)$
11394	化简	sin(25)cos(20)+cos(25)sin(20)	$\sin (25) \cos (20) + \cos (25) \sin (20)$
11395	化简	sin(220)	$\sin (220)$
11396	化简	sin(22.5)	$\sin (22.5)$
11397	化简	sin(24)	$\sin (24)$
11398	化简	sin(-240)	$\sin (- 240)$
11399	化简	sin(150)-cos(330)tan(150)	$\sin (150) - \cos (330) \tan (150)$
11400	化简	sin(-150)	$\sin (- 150)$