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热门问题

等级	主题	问题	格式化的问题
138801	निर्धारित कीजिये यदि @POINT एक हल है	b>11.3	$b > 11.3$
138802	求垂直线	(-2,-2) , y=-1/2x-5	$(- 2, - 2)$ , $y = - \frac{1}{2} x - 5$
138803	求垂直线	(2,2) , y=-1/5x+5	$(2, 2)$ , $y = - \frac{1}{5} x + 5$
138804	求垂直线	(3,2) , y=x+5	$(3, 2)$ , $y = x + 5$
138805	求垂直线	4x+y=8 (4,3)	$4 x + y = 8$ $(4, 3)$
138806	求垂直线	y=-2/7x+9 (4,-6)	$y = - \frac{2}{7} x + 9$ $(4, - 6)$
138807	求垂直线	y=3/5x+10 (15,-5)	$y = \frac{3}{5} x + 10$ $(15, - 5)$
138808	表示为单个对数	288-1/2* 的对数底数 2 81 的对数底数 2	$\log_{2} (288) - \frac{1}{2} \cdot \log_{2} (81)$
138809	简化	(y^2+5y+6)/(y^2+7y+12)	$\frac{y^{2} + 5 y + 6}{y^{2} + 7 y + 12}$
138810	简化	(y^2+4y+4)/(3y^2+5y-2)	$\frac{y^{2} + 4 y + 4}{3 y^{2} + 5 y - 2}$
138811	简化	144/y 的立方根	$\sqrt[3]{\frac{144}{y}}$
138812	简化	(x-5)/(5-x)	$\frac{x - 5}{5 - x}$
138813	简化	(x^2-9)/(x^2-6x+9)	$\frac{x^{2} - 9}{x^{2} - 6 x + 9}$
138814	简化	(x^3-x^2)/(x^3)=	$\frac{x^{3} - x^{2}}{x^{3}} =$
138815	简化	(x^3-x^2)/(x^4)=	$\frac{x^{3} - x^{2}}{x^{4}} =$
138816	简化	x/(x^2-4x)	$\frac{x}{x^{2} - 4 x}$
138817	简化	(p^2-4p-32)/(p+4)	$\frac{p^{2} - 4 p - 32}{p + 4}$
138818	简化	(k^2-p^2)/(k+p)	$\frac{k^{2} - p^{2}}{k + p}$
138819	使用恒等式求三角函数	(cos(x))/(sec(x)+tan(x))	$\frac{\cos (x)}{\sec (x) + \tan (x)}$
138820	使用恒等式求三角函数	(sin(x))/(1-cos(x))	$\frac{\sin (x)}{1 - \cos (x)}$
138821	使用恒等式求三角函数	(tan(2x))/(tan(x))	$\frac{\tan (2 x)}{\tan (x)}$
138822	使用恒等式求三角函数	1+cos(18x)	$1 + \cos (18 x)$
138823	使用恒等式求三角函数	(1+sin(t))/(cos(t))=(cos(t))/(1-sin(t))	$\frac{1 + \sin (t)}{\cos (t)} = \frac{\cos (t)}{1 - \sin (t)}$
138824	使用恒等式求三角函数	1/4cos(x)^2-1/8	$\frac{1}{4} \cos^{2} (x) - \frac{1}{8}$
138825	简化	(9b^2-3b)/(3b)	$\frac{9 b^{2} - 3 b}{3 b}$
138826	简化	(a+4)/(a^2-16)	$\frac{a + 4}{a^{2} - 16}$
138827	简化	(a^2-4)/(a^2+2a)	$\frac{a^{2} - 4}{a^{2} + 2 a}$
138828	简化	(6a^2)/(5b^2)*(45b^3)/(18a^3)	$\frac{6 a^{2}}{5 b^{2}} \cdot \frac{45 b^{3}}{18 a^{3}}$
138829	简化	(75a^2b)/(25ab^2)	$\frac{75 a^{2} b}{25 a b^{2}}$
138830	简化	(6t-6)/(t^2-1)	$\frac{6 t - 6}{t^{2} - 1}$
138831	简化	(3y-3)/(1-y)	$\frac{3 y - 3}{1 - y}$
138832	简化	(4x-20)/(x^2-25)	$\frac{4 x - 20}{x^{2} - 25}$
138833	简化	((9n+1)!)/((9n)!)	$\frac{(9 n + 1)!}{(9 n)!}$
138834	简化	((x^2y^3)^(1/3))/( x^2y) 的立方根	$\frac{{(x^{2} y^{3})}^{\frac{1}{3}}}{\sqrt[3]{x^{2} y}}$
138835	简化	(((n-15)/(9n))/(15-n))/(3n^5)	$\frac{\frac{\frac{n - 15}{9 n}}{15 - n}}{3 n^{5}}$
138836	简化	((3n+1)!)/((3n)!)	$\frac{(3 n + 1)!}{(3 n)!}$
138837	简化	( m)/( 的对数底数 5 m) 对数底数 15	$\frac{\log_{5} (m)}{\log_{15} (m)}$
138838	简化	(2(3c-14))/(2c+7)	$\frac{2 (3 c - 14)}{2 c + 7}$
138839	简化	(18x)/(6-12x)	$\frac{18 x}{6 - 12 x}$
138840	简化	(2x+y)/(2x^3-5x^2y-xy^2+y^3)	$\frac{2 x + y}{2 x^{3} - 5 x^{2} y - x y^{2} + y^{3}}$
138841	使用恒等式求三角函数	sin(x)=-5/13	$\sin (x) = - \frac{5}{13}$
138842	使用恒等式求三角函数	sin(x)-sin(x)cos(x)^2=sin(x)^3	$\sin (x) - \sin (x) \cos^{2} (x) = \sin^{3} (x)$
138843	使用恒等式求三角函数	sin(2x)^4	$\sin^{4} (2 x)$
138844	使用恒等式求三角函数	sin(2x)-cos(2x)	$\sin (2 x) - \cos (2 x)$
138845	使用恒等式求三角函数	cos(x)(sec(x)+csc(x)cot(x))	$\cos (x (\sec (x) + \csc (x) \cot (x)))$
138846	使用恒等式求三角函数	sin(arctan(u)+arccos(v))	$\sin (\arctan (u) + \arccos (v))$
138847	使用恒等式求三角函数	1-sin(x)	$1 - \sin (x)$
138848	使用恒等式求三角函数	(sin(2x))/(1-cos(2x))	$\frac{\sin (2 x)}{1 - \cos (2 x)}$
138849	使用恒等式求三角函数	cos(2t+1)-cos(3t)	$\cos (2 t + 1) - \cos (3 t)$
138850	使用恒等式求三角函数	cos(2u)=cos(u)^2-sin(u)^2	$\cos (2 u) = \cos^{2} (u) - \sin^{2} (u)$
138851	转换为简化分数	75 的平方根	$\sqrt{75}$
138852	转换为简化分数	80 的平方根	$\sqrt{80}$
138853	Solve Using a Matrix by Elimination	3x+4y=4 , 6x+8y=8	$3 x + 4 y = 4$ , $6 x + 8 y = 8$
138854	Solve Using a Matrix by Elimination	3x+4y=16x+8y=2	$3 x + 4 y = 16 x + 8 y = 2$
138855	Solve Using a Matrix by Elimination	2x-6y=103x-9y=15	$2 x - 6 y = 103 x - 9 y = 15$
138856	Solve Using a Matrix by Elimination	3w+4x+7y+7z=-13w+3x+5y+6z=13w+x+y+4z=5	$3 w + 4 x + 7 y + 7 z = - 13 w + 3 x + 5 y + 6 z = 13 w + x + y + 4 z = 5$
138857	Solve Using a Matrix by Elimination	2x-3y=35x-7y=9	$2 x - 3 y = 35 x - 7 y = 9$
138858	Solve Using a Matrix by Elimination	3x-4y=1-6x+8y=-2	$3 x - 4 y = 1 - 6 x + 8 y = - 2$
138859	Solve Using a Matrix by Elimination	3x-y+2z=6-x+y=2x-2z=-5	$3 x - y + 2 z = 6 - x + y = 2 x - 2 z = - 5$
138860	Solve Using a Matrix by Elimination	3x-4y=5-6x+8y=-10	$3 x - 4 y = 5 - 6 x + 8 y = - 10$
138861	Solve Using a Matrix by Elimination	3x-y-2z=-3x+2y+z=-72x-y+5z=12	$3 x - y - 2 z = - 3 x + 2 y + z = - 72 x - y + 5 z = 12$
138862	Solve Using a Matrix by Elimination	-2(x-y)=x-2y-7 , 6y=-30-2x	$- 2 (x - y) = x - 2 y - 7$ , $6 y = - 30 - 2 x$
138863	Solve Using a Matrix by Elimination	-25x-3y=-12210x+y=49	$- 25 x - 3 y = - 12210 x + y = 49$
138864	Solve Using a Matrix by Elimination	2/x+2/y-2/z=-111/x-10/y+5/z=75/x+2/y-1/z=1	$\frac{2}{x} + \frac{2}{y} - \frac{2}{z} = - 1 \frac{11}{x} - \frac{10}{y} + \frac{5}{z} = 7 \frac{5}{x} + \frac{2}{y} - \frac{1}{z} = 1$
138865	Solve Using a Matrix by Elimination	3/x+2/y-2/z=-113/x-10/y+5/z=77/x+2/y-1/z=1	$\frac{3}{x} + \frac{2}{y} - \frac{2}{z} = - 1 \frac{13}{x} - \frac{10}{y} + \frac{5}{z} = 7 \frac{7}{x} + \frac{2}{y} - \frac{1}{z} = 1$
138866	Solve Using a Matrix by Elimination	2x+4y+z=1x-2y-3z=2x+y-z=-1	$2 x + 4 y + z = 1 x - 2 y - 3 z = 2 x + y - z = - 1$
138867	Solve Using a Matrix by Elimination	9x-2y=123x+4y=18	$9 x - 2 y = 123 x + 4 y = 18$
138868	Solve Using a Matrix by Elimination	7x-2y=3 , -1/2x+3y=8	$7 x - 2 y = 3$ , $- \frac{1}{2} x + 3 y = 8$
138869	Solve Using a Matrix by Elimination	x+2y=z+6 , x=3+y-z , x+y+6z=24	$x + 2 y = z + 6$ , $x = 3 + y - z$ , $x + y + 6 z = 24$
138870	Solve Using a Matrix by Elimination	x+5y=11 x-y=5	$x + 5 y = 11$ $x - y = 5$
138871	Solve Using a Matrix by Elimination	x+4y-z=4 , 2x+5y-8z=15 , x+3y-3z=1	$x + 4 y - z = 4$ , $2 x + 5 y - 8 z = 15$ , $x + 3 y - 3 z = 1$
138872	Solve Using a Matrix by Elimination	x+4y=83x+12y=24	$x + 4 y = 83 x + 12 y = 24$
138873	Solve Using a Matrix by Elimination	x+2y=43x+6y=12	$x + 2 y = 43 x + 6 y = 12$
138874	Solve Using a Matrix by Elimination	x+3y=z+15 , x=-3+y-z , x+y+7z=13	$x + 3 y = z + 15$ , $x = - 3 + y - z$ , $x + y + 7 z = 13$
138875	Solve Using a Matrix by Elimination	x+3y+4z=112x+3y+2z=73x-2y+z=1	$x + 3 y + 4 z = 112 x + 3 y + 2 z = 73 x - 2 y + z = 1$
138876	Solve Using a Matrix by Elimination	5x-3y=18 , 2x+7y=-1	$5 x - 3 y = 18$ , $2 x + 7 y = - 1$
138877	Solve Using a Matrix by Elimination	-4x-5y-z=18-2x-5y-2z=12-2x+5y+2z=4	$- 4 x - 5 y - z = 18 - 2 x - 5 y - 2 z = 12 - 2 x + 5 y + 2 z = 4$
138878	Solve Using a Matrix by Elimination	5x+4y+z=-242x-4y-z=-44x+y+2z=-10	$5 x + 4 y + z = - 242 x - 4 y - z = - 44 x + y + 2 z = - 10$
138879	Solve Using a Matrix by Elimination	x+y-z=-22x-y+z=11-x+4y-3z=1	$x + y - z = - 22 x - y + z = 11 - x + 4 y - 3 z = 1$
138880	Solve Using a Matrix by Elimination	x+y=5x-y=-1	$x + y = 5 x - y = - 1$
138881	Solve Using a Matrix by Elimination	x+y=6 y+z=0 x+y-z=4	$x + y = 6$ $y + z = 0$ $x + y - z = 4$
138882	Solve Using a Matrix by Elimination	x-5y+2z=13x-4y+2z=-1	$x - 5 y + 2 z = 13 x - 4 y + 2 z = - 1$
138883	Solve Using a Matrix by Elimination	x-6y+2z=13x-5y+3z=-1	$x - 6 y + 2 z = 13 x - 5 y + 3 z = - 1$
138884	Solve Using a Matrix by Elimination	-x+y+z=-1-x+5y-23z=-297x-6y-13z=0	$- x + y + z = - 1 - x + 5 y - 23 z = - 297 x - 6 y - 13 z = 0$
138885	Solve Using a Matrix by Elimination	x+y=1x-y=0	$x + y = 1 x - y = 0$
138886	Solve Using a Matrix by Elimination	x+y=2x-y=0	$x + y = 2 x - y = 0$
138887	Solve Using a Matrix by Elimination	-x+y+z=-5-x+3y-11z=-197x-2y-37z=0	$- x + y + z = - 5 - x + 3 y - 11 z = - 197 x - 2 y - 37 z = 0$
138888	Solve Using a Matrix by Elimination	-x+y+z=-2-x+4y-11z=-237x-5y-15z=0	$- x + y + z = - 2 - x + 4 y - 11 z = - 237 x - 5 y - 15 z = 0$
138889	Solve Using a Matrix by Elimination	x+9y=z+23 , x=3+y-z , x+y+z=9	$x + 9 y = z + 23$ , $x = 3 + y - z$ , $x + y + z = 9$
138890	(-1,-6) से गुजरता परवलय, जिसका शीर्ष (-2,-4), ज्ञात कीजिये	(-2,-4) , (-1,-6)	$(- 2, - 4) (- 1, - 6)$
138891	Solve Using a Matrix by Elimination	x-9y=z-17 , x=7+y-z , x+y-z=3	$x - 9 y = z - 17$ , $x = 7 + y - z$ , $x + y - z = 3$
138892	Solve Using a Matrix by Elimination	x-5y=z-7 , x=5+y-z , x+y+5z=23	$x - 5 y = z - 7$ , $x = 5 + y - z$ , $x + y + 5 z = 23$
138893	Solve Using a Matrix by Elimination	x-9y=z-33 , x=3+y-z , x+y-3z=3	$x - 9 y = z - 33$ , $x = 3 + y - z$ , $x + y - 3 z = 3$
138894	求解该三角形	In(x+31)-In(4-3x)=5In^2	$I n (x + 31) - I n (4 - 3 x) = 5 I n^{2}$
138895	求解该三角形	b=43 , a=56 , B=30	$b = 43$ , $a = 56$ , $B = 30$
138896	求解该三角形	a=6 , c=10	$a = 6$ , $c = 10$
138897	求解该三角形	a=9 , b=12	$a = 9$ , $b = 12$
138898	求解该三角形	A=3 B=4 C=5	$A = 3$ $B = 4$ $C = 5$
138899	求解该三角形	a+b=2a	$a + b = 2 a$
138900	确定数字的类型	(-6,-1/6,0,0.14, 15,9.8, 的平方根 36) 的平方根	${- 6, - \frac{1}{6}, 0, 0.14, \sqrt{15}, 9.8, \sqrt{36}}$