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热门问题

等级	主题	问题	格式化的问题
137301	确定级数	5 , 10 , 15 , 20	$5$ , $10$ , $15$ , $20$
137302	确定级数	-5 , 10 , -15 , 20	$- 5$ , $10$ , $- 15$ , $20$
137303	确定级数	6 , 9 , 12 , 15	$6$ , $9$ , $12$ , $15$
137304	求出父函数	f(x) = square root of x-2	$f (x) = \sqrt{x - 2}$
137305	求解该三角形	7^x=6^(x+7)	$7^{x} = 6^{x + 7}$
137306	求解该三角形	9e+4=-5+14+13e	$9 e + 4 = - 5 + 14 + 13 e$
137307	求出抛物线方程	(-1,2) , (0,8) , (1,32) , (2,128)	$(- 1, 2) (0, 8) (1, 32) (2, 128)$
137308	求出抛物线方程	(-2,18) , (0,2) , (4,42)	$(- 2, 18)$ , $(0, 2)$ , $(4, 42)$
137309	求出抛物线方程	(0,7) , (2,17) , (3,16)	$(0, 7)$ , $(2, 17)$ , $(3, 16)$
137310	求出抛物线方程	(1,14) , (3,10) , (5,16)	$(1, 14)$ , $(3, 10)$ , $(5, 16)$
137311	求出抛物线方程	(1,2) , (6,12) , (7,14)	$(1, 2)$ , $(6, 12)$ , $(7, 14)$
137312	求出抛物线方程	(0,4) , (3,7) , (-1,7)	$(0, 4)$ , $(3, 7)$ , $(- 1, 7)$
137313	求出抛物线方程	(0,4) , (2,10) , (3,7)	$(0, 4)$ , $(2, 10)$ , $(3, 7)$
137314	求出抛物线方程	(0,3) , (2,13) , (4,7)	$(0, 3)$ , $(2, 13)$ , $(4, 7)$
137315	求出抛物线方程	(0,13) , (3,4) , (-1,20)	$(0, 13)$ , $(3, 4)$ , $(- 1, 20)$
137316	求出顶点	x=5y^2	$x = 5 y^{2}$
137317	求出临界点	y=3x^3-9x-7	$y = 3 x^{3} - 9 x - 7$
137318	求解该三角形	n=7 , x=3 , p=0.35	$n = 7$ , $x = 3$ , $p = 0.35$
137319	求出给定点处的正切	(11/61,-60/61)	$(\frac{11}{61}, - \frac{60}{61})$
137320	求出给定点处的正切	(0,-5)	$(0, - 5)$
137321	求出给定点处的正切	(36/85,77/85)	$(\frac{36}{85}, \frac{77}{85})$
137322	求出任何与此直线平行的方程	y=2x+7	$y = 2 x + 7$
137323	求出任何与此直线平行的方程	y=2x-2	$y = 2 x - 2$
137324	求出任何与此直线平行的方程	y=3/4x-4	$y = \frac{3}{4} x - 4$
137325	求出任何与此直线平行的方程	y=-3/4x-2	$y = - \frac{3}{4} x - 2$
137326	求出任何与此直线平行的方程	y=1/4x-5	$y = \frac{1}{4} x - 5$
137327	求出任何与此直线平行的方程	y=2/3x+5	$y = \frac{2}{3} x + 5$
137328	求出任何与此直线平行的方程	6x-4y=4	$6 x - 4 y = 4$
137329	求出任何与此直线平行的方程	y=6x-2	$y = 6 x - 2$
137330	求出任何与此直线平行的方程	y=-5x+3	$y = - 5 x + 3$
137331	求出任何与此直线平行的方程	y=4x-9	$y = 4 x - 9$
137332	求出任何与此直线平行的方程	y=-5x+1	$y = - 5 x + 1$
137333	求出任何与此直线平行的方程	y=4x-5	$y = 4 x - 5$
137334	求出任何与此直线平行的方程	y=-3x-5	$y = - 3 x - 5$
137335	求出任何与此直线平行的方程	y=3x-8	$y = 3 x - 8$
137336	求出任何与此直线平行的方程	y=-4x+7	$y = - 4 x + 7$
137337	求出任何与此直线平行的方程	3x-2y=-6	$3 x - 2 y = - 6$
137338	求出任何与此直线平行的方程	3x-y=-6	$3 x - y = - 6$
137339	Solve Using a Matrix by Elimination	x-y+z=32x+y-z=0	$x - y + z = 32 x + y - z = 0$
137340	Solve Using a Matrix by Elimination	y=2x-16x-y=13	$y = 2 x - 16 x - y = 13$
137341	Solve Using a Matrix by Elimination	y=2x-2 3x-6y=-6	$y = 2 x - 2$ $3 x - 6 y = - 6$
137342	求出补集	cos(pi/3)	$\cos (\frac{π}{3})$
137343	求出补集	cos((2pi)/7)	$\cos (\frac{2 π}{7})$
137344	Solve Using a Matrix by Elimination	x-y+2z=9-2x+y+z=-12x+2y-z=-5	$x - y + 2 z = 9 - 2 x + y + z = - 12 x + 2 y - z = - 5$
137345	Solve Using a Matrix by Elimination	x-7y+4z=12x-3y+3z=-1	$x - 7 y + 4 z = 12 x - 3 y + 3 z = - 1$
137346	Solve Using a Matrix by Elimination	x-7y+3z=12x-3y+2z=-1	$x - 7 y + 3 z = 12 x - 3 y + 2 z = - 1$
137347	Solve Using a Matrix by Elimination	x-9y+z=15y+6z=17z=11	$x - 9 y + z = 15 y + 6 z = 17 z = 11$
137348	(-1,0) से गुजरता परवलय, जिसका शीर्ष (3,0), ज्ञात कीजिये	(-1,0) , (3,0)	$(- 1, 0) (3, 0)$
137349	(0,-3) से गुजरता परवलय, जिसका शीर्ष (-3,-12), ज्ञात कीजिये	(-3,-12) , (0,-3)	$(- 3, - 12) (0, - 3)$
137350	(4,-5) से गुजरता परवलय, जिसका शीर्ष (-1,5), ज्ञात कीजिये	(-1,5) , (4,-5)	$(- 1, 5) (4, - 5)$
137351	(6,1) से गुजरता परवलय, जिसका शीर्ष (5,4), ज्ञात कीजिये	(5,4) , (6,1)	$(5, 4) (6, 1)$
137352	Solve Using a Matrix by Elimination	x+y+z-w=62x-y+3z+4w=-44x+2y-z-w=-13-x-2y+4z+3w=12	$x + y + z - w = 62 x - y + 3 z + 4 w = - 44 x + 2 y - z - w = - 13 - x - 2 y + 4 z + 3 w = 12$
137353	Solve Using a Matrix by Elimination	x+y=3x-y=2	$x + y = 3 x - y = 2$
137354	Solve Using a Matrix by Elimination	x-2y-z=-4-x+6y-3z=122x-11y+5z=-22	$x - 2 y - z = - 4 - x + 6 y - 3 z = 122 x - 11 y + 5 z = - 22$
137355	Solve Using a Matrix by Elimination	x-4y+z=20y+5z=11z=18	$x - 4 y + z = 20 y + 5 z = 11 z = 18$
137356	Solve Using a Matrix by Elimination	x+y=7x-y=0	$x + y = 7 x - y = 0$
137357	Solve Using a Matrix by Elimination	x+y-z=-34x-y+z=-2-x+4y-3z=1	$x + y - z = - 34 x - y + z = - 2 - x + 4 y - 3 z = 1$
137358	Solve Using a Matrix by Elimination	4x-2y=-12x+3y=-5	$4 x - 2 y = - 12 x + 3 y = - 5$
137359	Solve Using a Matrix by Elimination	w+z=380 , w+x=600 , x-y=170 , y-z=50	$w + z = 380$ , $w + x = 600$ , $x - y = 170$ , $y - z = 50$
137360	Solve Using a Matrix by Elimination	x+2y+3z=-52x+y+z=1x+y-z=8	$x + 2 y + 3 z = - 52 x + y + z = 1 x + y - z = 8$
137361	Solve Using a Matrix by Elimination	2x+3y=8x-2y=-3	$2 x + 3 y = 8 x - 2 y = - 3$
137362	Solve Using a Matrix by Elimination	1/5x+2/5y+1/5z=6x-1/2y+1/2z=-9 2/5x-7/10y-1/10z=-7	$\frac{1}{5} x + \frac{2}{5} y + \frac{1}{5} z = 6 x - \frac{1}{2} y + \frac{1}{2} z = - 9 \frac{2}{5} x - \frac{7}{10} y - \frac{1}{10} z = - 7$
137363	Solve Using a Matrix by Elimination	-10x-3y=-174x+y=7	$- 10 x - 3 y = - 174 x + y = 7$
137364	Solve Using a Matrix by Elimination	3/x+2/y-2/z=-12/x-12/y+5/z=47/x+2/y-1/z=1	$\frac{3}{x} + \frac{2}{y} - \frac{2}{z} = - 1 \frac{2}{x} - \frac{12}{y} + \frac{5}{z} = 4 \frac{7}{x} + \frac{2}{y} - \frac{1}{z} = 1$
137365	Solve Using a Matrix by Elimination	3/x+3/y-2/z=-114/x-18/y+5/z=77/x+3/y-1/z=1	$\frac{3}{x} + \frac{3}{y} - \frac{2}{z} = - 1 \frac{14}{x} - \frac{18}{y} + \frac{5}{z} = 7 \frac{7}{x} + \frac{3}{y} - \frac{1}{z} = 1$
137366	Solve Using a Matrix by Elimination	-15x-3y=-696x+y=28	$- 15 x - 3 y = - 696 x + y = 28$
137367	Solve Using a Matrix by Elimination	3x-y+2z=9x-2y-3z=-12x-3y+z=10	$3 x - y + 2 z = 9 x - 2 y - 3 z = - 12 x - 3 y + z = 10$
137368	Solve Using a Matrix by Elimination	4x+5y=38x+10y=6	$4 x + 5 y = 38 x + 10 y = 6$
137369	Solve Using a Matrix by Elimination	3x-4y-5z=-275x+2y-2z=115x-4y+4z=-7	$3 x - 4 y - 5 z = - 275 x + 2 y - 2 z = 115 x - 4 y + 4 z = - 7$
137370	Solve Using a Matrix by Elimination	3x-5y=33x-4y=3	$3 x - 5 y = 33 x - 4 y = 3$
137371	Solve Using a Matrix by Elimination	3x-6y=122x-4y=8	$3 x - 6 y = 122 x - 4 y = 8$
137372	Solve Using a Matrix by Elimination	-3x-y+2z=1-x+y-z=2-x-3y+4z=-3	$- 3 x - y + 2 z = 1 - x + y - z = 2 - x - 3 y + 4 z = - 3$
137373	Solve Using a Matrix by Elimination	-3x+7y=2-2x+9y=4	$- 3 x + 7 y = 2 - 2 x + 9 y = 4$
137374	Solve Using a Matrix by Elimination	3x+4y=46x+8y=8	$3 x + 4 y = 46 x + 8 y = 8$
137375	通过因式分解求解	2x^2+4x-70=0	$2 x^{2} + 4 x - 70 = 0$
137376	求解集合的交集	{4,7,10,13} intersect {3,6,9,12,15}	${4, 7, 10, 13} \cap {3, 6, 9, 12, 15}$
137377	求出最小公分母（LCD）	y/(y^2-4)(3y)/(y^2-4y-12)	$\frac{y}{y^{2} - 4} \frac{3 y}{y^{2} - 4 y - 12}$
137378	求出最小公分母（LCD）	2/(2x+7)5/(6x)	$\frac{2}{2 x + 7} \frac{5}{6 x}$
137379	求出最小公分母（LCD）	(2x)/(x^2+x-20)(3x)/(x^2+4x-5)	$\frac{2 x}{x^{2} + x - 20} \frac{3 x}{x^{2} + 4 x - 5}$
137380	求出最小公分母（LCD）	2/(xy)*18/(xy^2)	$\frac{2}{x y} \cdot \frac{18}{x y^{2}}$
137381	求出最小公分母（LCD）	-20/(9y^3)4/(15y^3)	$\frac{- 20}{9 y^{3}} \frac{4}{15 y^{3}}$
137382	求出最小公分母（LCD）	(2j+4)/(jk^2)-(k-1)/(j^2k^3)	$\frac{2 j + 4}{j k^{2}} - \frac{k - 1}{j^{2} k^{3}}$
137383	求出最小公分母（LCD）	(2n)/(n^2+4n+4)+4/(n^2+8n+12)	$\frac{2 n}{n^{2} + 4 n + 4} + \frac{4}{n^{2} + 8 n + 12}$
137384	求出最小公分母（LCD）	(1/a-1/b)/(1/a+1/b)	$\frac{\frac{1}{a} - \frac{1}{b}}{\frac{1}{a} + \frac{1}{b}}$
137385	求出最小公分母（LCD）	12/(5y^2)-2/(5yz)	$\frac{12}{5 y^{2}} - \frac{2}{5 y z}$
137386	求出最小公分母（LCD）	1/(x+1)+x/(x-6)	$\frac{1}{x + 1} + \frac{x}{x - 6}$
137387	求出最小公分母（LCD）	4/97/12	$\frac{4}{9} \frac{7}{12}$
137388	求出最小公分母（LCD）	(4z)/(z-4)+(z+4)/(z+1)	$\frac{4 z}{z - 4} + \frac{z + 4}{z + 1}$
137389	求出最小公分母（LCD）	3/(3x)+5/(9x)	$\frac{3}{3 x} + \frac{5}{9 x}$
137390	求出最小公分母（LCD）	3/(2x)-1/x=2/3	$\frac{3}{2 x} - \frac{1}{x} = \frac{2}{3}$
137391	求出最小公分母（LCD）	(-3x)/(x^2-9)+4/(2x-6)	$\frac{- 3 x}{x^{2} - 9} + \frac{4}{2 x - 6}$
137392	求出最小公分母（LCD）	6/(x^2-6x)-x/(6x-36)	$\frac{6}{x^{2} - 6 x} - \frac{x}{6 x - 36}$
137393	求出最小公分母（LCD）	(5x-2)/(4x)-(x-2)/(4x)	$\frac{5 x - 2}{4 x} - \frac{x - 2}{4 x}$
137394	求出最小公分母（LCD）	5/8-3/(8x)	$\frac{5}{8} - \frac{3}{8 x}$
137395	求出最小公分母（LCD）	5/9-10/(3x)	$\frac{5}{9} - \frac{10}{3 x}$
137396	求出最小公分母（LCD）	5/x+1/3=1	$\frac{5}{x} + \frac{1}{3} = 1$
137397	求出最小公分母（LCD）	8/(x^2-4x-45)-2/(x^2-9x)	$\frac{8}{x^{2} - 4 x - 45} \frac{- 2}{x^{2} - 9 x}$
137398	求斜率和y轴截距	(-6,24) , (5,-31)	$(- 6, 24) (5, - 31)$
137399	求斜率和y轴截距	(6,-20) , (13,14)	$(6, - 20) (13, 14)$
137400	求斜率和y轴截距	(3,6) , (5,-8)	$(3, 6) (5, - 8)$