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热门问题

等级	主题	问题	格式化的问题
105801	绘制图像	f(x)=2-\|x\|	$f (x) = 2 - \| x \|$
105802	乘以矩阵	[[2,1],[5,3]]*[[1,2,7],[6,8,0]]	$[\begin{array}{c} 2 & 1 \\ 5 & 3 \end{array}] \cdot [\begin{array}{c} 1 & 2 & 7 \\ 6 & 8 & 0 \end{array}]$
105803	绘制图像	f(x) = cube root of x-2	$f (x) = \sqrt[3]{x - 2}$
105804	绘制图像	4x+6y>=10	$4 x + 6 y \geq 10$
105805	计算	6/(2i)	$\frac{6}{2 i}$
105806	减	7/(x^2-7x)-5/(x^2-49)	$\frac{7}{x^{2} - 7 x} - \frac{5}{x^{2} - 49}$
105807	乘以矩阵	[[-2,3],[4,2]][[-2,0],[-1,1]]	$[\begin{array}{c} - 2 & 3 \\ 4 & 2 \end{array}] [\begin{array}{c} - 2 & 0 \\ - 1 & 1 \end{array}]$
105808	绘制图像	g(x) = x-5 的对数	$g (x) = \log (x - 5)$
105809	化简	4 12 的平方根	$4 \sqrt{12}$
105810	x के लिये हल कीजिये	5- 20x+4>=-3 的平方根	$5 - \sqrt{20 x + 4} \geq - 3$
105811	化简	( 7)/( 的平方根 28) 的平方根	$\frac{\sqrt{7}}{\sqrt{28}}$
105812	化简	(y^3-2y^2-3y)/(y^3+1)	$\frac{y^{3} - 2 y^{2} - 3 y}{y^{3} + 1}$
105813	乘以矩阵	[[2,5],[1,4]][[2,5],[3,1]]	$[\begin{array}{c} 2 & 5 \\ 1 & 4 \end{array}] [\begin{array}{c} 2 & 5 \\ 3 & 1 \end{array}]$
105814	乘以矩阵	[[2.52,4.46,6.37,9.19],[1.62,2.81,4.61,6.86],[0.94,0.77,0.67,0.57]][[1.43,1.61,1.87,3.21],[1.16,1.58,2.72,2.35],[0.43,0.31,0.25,0.46]]	$[\begin{array}{c} 2.52 & 4.46 & 6.37 & 9.19 \\ 1.62 & 2.81 & 4.61 & 6.86 \\ 0.94 & 0.77 & 0.67 & 0.57 \end{array}] [\begin{array}{c} 1.43 & 1.61 & 1.87 & 3.21 \\ 1.16 & 1.58 & 2.72 & 2.35 \\ 0.43 & 0.31 & 0.25 & 0.46 \end{array}]$
105815	乘以矩阵	[[2],[3],[4],[5]]*[[5,6,7,8]]	$[\begin{array}{c} 2 \\ 3 \\ 4 \\ 5 \end{array}] \cdot [\begin{array}{c} 5 & 6 & 7 & 8 \end{array}]$
105816	x के लिये हल कीजिये	12( 的平方根 3-x)=15 的平方根	$\sqrt{12} (\sqrt{3} - x) = 15$
105817	乘以矩阵	[[-22,5],[14,-13]][[-8,6,-5],[2,-7,4]]	$[\begin{array}{c} - 22 & 5 \\ 14 & - 13 \end{array}] [\begin{array}{c} - 8 & 6 & - 5 \\ 2 & - 7 & 4 \end{array}]$
105818	x के लिये हल कीजिये	x = square root of x	$x = \sqrt{x}$
105819	乘以矩阵	[[25,80,40]]*[[2.25],[5.50],[8.50]]	$[\begin{array}{c} 25 & 80 & 40 \end{array}] \cdot [\begin{array}{c} 2.25 \\ 5.5 \\ 8.5 \end{array}]$
105820	n के लिये हल कीजिये	5n-7=38	$5 n - 7 = 38$
105821	化简	(1/5+( 19)/10i)^2 的平方根	${(\frac{1}{5} + \frac{\sqrt{19}}{10} i)}^{2}$
105822	乘以矩阵	[[-3,0],[0,5]][[4,0],[0,-1]]	$[\begin{array}{c} - 3 & 0 \\ 0 & 5 \end{array}] [\begin{array}{c} 4 & 0 \\ 0 & - 1 \end{array}]$
105823	乘	5* 的平方根 20 的平方根	$\sqrt{5} \cdot \sqrt{20}$
105824	乘	12*9	$12 \cdot 9$
105825	乘以矩阵	[[-3,1],[4,7]][[-3,4],[1,4]]	$[\begin{array}{c} - 3 & 1 \\ 4 & 7 \end{array}] [\begin{array}{c} - 3 & 4 \\ 1 & 4 \end{array}]$
105826	乘	13*4	$13 \cdot 4$
105827	乘以矩阵	[[3,-2],[-1,1]][[32,22,20,27,43,4,43,4],[47,26,30,40,62,6,57,4]]	$[\begin{array}{c} 3 & - 2 \\ - 1 & 1 \end{array}] [\begin{array}{c} 32 & 22 & 20 & 27 & 43 & 4 & 43 & 4 \\ 47 & 26 & 30 & 40 & 62 & 6 & 57 & 4 \end{array}]$
105828	乘以矩阵	[[3,-2],[-1,1]][[40,36,44,43,28,47,15,42],[55,50,66,57,42,68,16,56]]	$[\begin{array}{c} 3 & - 2 \\ - 1 & 1 \end{array}] [\begin{array}{c} 40 & 36 & 44 & 43 & 28 & 47 & 15 & 42 \\ 55 & 50 & 66 & 57 & 42 & 68 & 16 & 56 \end{array}]$
105829	展开对数式	(4a)^3 的自然对数	$\ln ({(4 a)}^{3})$
105830	转换为弧度形式	9^(2/3)	$9^{\frac{2}{3}}$
105831	绘制图像	y=-x^2-6x-7	$y = - x^{2} - 6 x - 7$
105832	乘以矩阵	[[-3,4],[1,3]][[-3,1],[3,8]]	$[\begin{array}{c} - 3 & 4 \\ 1 & 3 \end{array}] [\begin{array}{c} - 3 & 1 \\ 3 & 8 \end{array}]$
105833	绘制图像	y=-x^2-6x-11	$y = - x^{2} - 6 x - 11$
105834	绘制图像	y=x^2-6x+14	$y = x^{2} - 6 x + 14$
105835	绘制图像	y=-x^2-5x+4	$y = - x^{2} - 5 x + 4$
105836	求出判别式	0=x^2-4x+5	$0 = x^{2} - 4 x + 5$
105837	乘以矩阵	[[3],[-2]]*[[-1,0],[0,3]]	$[\begin{array}{c} 3 \\ - 2 \end{array}] \cdot [\begin{array}{c} - 1 & 0 \\ 0 & 3 \end{array}]$
105838	绘制图像	y=x^2-4x-4	$y = x^{2} - 4 x - 4$
105839	乘以矩阵	[[3],[4],[5],[6]][[2,3,4,5]]	$[\begin{array}{c} 3 \\ 4 \\ 5 \\ 6 \end{array}] [\begin{array}{c} 2 & 3 & 4 & 5 \end{array}]$
105840	绘制图像	y=x^2-2x-9	$y = x^{2} - 2 x - 9$
105841	因子	200t+8t^3-80t^2	$200 t + 8 t^{3} - 80 t^{2}$
105842	绘制图像	y=-x^2-8x-15	$y = - x^{2} - 8 x - 15$
105843	绘制图像	y=x^2-7x+6	$y = x^{2} - 7 x + 6$
105844	绘制图像	y=1x+2	$y = 1 x + 2$
105845	绘制图像	y=1x	$y = 1 x$
105846	绘制图像	y=-1x	$y = - 1 x$
105847	绘制图像	y=-0.5 x-2+2 的平方根	$y = - 0.5 \sqrt{x - 2} + 2$
105848	乘以矩阵	[[4,5,6],[1,2,3]]*[[10],[20],[30]]	$[\begin{array}{c} 4 & 5 & 6 \\ 1 & 2 & 3 \end{array}] \cdot [\begin{array}{c} 10 \\ 20 \\ 30 \end{array}]$
105849	绘制图像	y=x^2+2x-35	$y = x^{2} + 2 x - 35$
105850	绘制图像	y=x^2+2x-6	$y = x^{2} + 2 x - 6$
105851	绘制图像	y=-x^2+6x-4	$y = - x^{2} + 6 x - 4$
105852	绘制图像	y=x^2+8x+11	$y = x^{2} + 8 x + 11$
105853	绘制图像	y=-x^2+8	$y = - x^{2} + 8$
105854	绘制图像	y=x^2-25	$y = x^{2} - 25$
105855	绘制图像	y=x^2-12x+36	$y = x^{2} - 12 x + 36$
105856	减	7 5-2 的 4 次方根 5 的立方根	$7 \sqrt[4]{5} - 2 \sqrt[3]{5}$
105857	乘以矩阵	[[5],[6],[7],[8]][[5,6,7,8]]	$[\begin{array}{c} 5 \\ 6 \\ 7 \\ 8 \end{array}] [\begin{array}{c} 5 & 6 & 7 & 8 \end{array}]$
105858	绘制图像	y = square root of x-2+3	$y = \sqrt{x - 2} + 3$
105859	绘制图像	y = square root of x-2+4	$y = \sqrt{x - 2} + 4$
105860	绘制图像	y = cube root of x+4	$y = \sqrt[3]{x} + 4$
105861	乘以矩阵	[[7,2],[4,-1]][[-4,-1],[2,2]]	$[\begin{array}{c} 7 & 2 \\ 4 & - 1 \end{array}] [\begin{array}{c} - 4 & - 1 \\ 2 & 2 \end{array}]$
105862	绘制图像	y=ab^x	$y = a b^{x}$
105863	绘制图像	y=e^(-3x)	$y = e^{- 3 x}$
105864	乘以矩阵	[[8,3],[-7,2]][[8,3],[-7,-6]]=	$[\begin{array}{c} 8 & 3 \\ - 7 & 2 \end{array}] [\begin{array}{c} 8 & 3 \\ - 7 & - 6 \end{array}] =$
105865	绘制图像	y=-e^(x+2)+1	$y = - e^{x + 2} + 1$
105866	绘制图像	y = log base 6 of x+2	$y = \log_{6} (x + 2)$
105867	乘以矩阵	[[800,300,5500]][[1.35],[3.20],[1.25]]	$[\begin{array}{c} 800 & 300 & 5500 \end{array}] [\begin{array}{c} 1.35 \\ 3.2 \\ 1.25 \end{array}]$
105868	乘以矩阵	[[800,500,5500]][[1.45],[3.25],[1.70]]	$[\begin{array}{c} 800 & 500 & 5500 \end{array}] [\begin{array}{c} 1.45 \\ 3.25 \\ 1.7 \end{array}]$
105869	绘制图像	y = log base 4 of x+2	$y = \log_{4} (x + 2)$
105870	乘以矩阵	[[9,-5]][[4,-2],[3,9]]	$[\begin{array}{c} 9 & - 5 \end{array}] [\begin{array}{c} 4 & - 2 \\ 3 & 9 \end{array}]$
105871	绘制图像	y = square root of x+2-1	$y = \sqrt{x + 2} - 1$
105872	乘以矩阵	[[x],[y]]=[[1/4,3/4],[1,2]][[28],[-12]]	$[\begin{array}{c} x \\ y \end{array}] = [\begin{array}{c} \frac{1}{4} & \frac{3}{4} \\ 1 & 2 \end{array}] [\begin{array}{c} 28 \\ - 12 \end{array}]$
105873	绘制图像	y = square root of x-8	$y = \sqrt{x} - 8$
105874	绘制图像	y = square root of x+1-2	$y = \sqrt{x + 1} - 2$
105875	绘制图像	y = square root of 100-x^2	$y = \sqrt{100 - x^{2}}$
105876	乘以矩阵	3*[[-6,-11],[-14,-9]]	$3 \cdot [\begin{array}{c} - 6 & - 11 \\ - 14 & - 9 \end{array}]$
105877	绘制图像	y = square root of x/2	$y = \sqrt{\frac{x}{2}}$
105878	绘制图像	y=2^x+4	$y = 2^{x} + 4$
105879	乘以矩阵	-3[[-4,7,-3],[5,-2,1]]	$- 3 [\begin{array}{c} - 4 & 7 & - 3 \\ 5 & - 2 & 1 \end{array}]$
105880	绘制图像	y=2^(x-2)+3	$y = 2^{x - 2} + 3$
105881	绘制图像	y=(2x)/(x^2-1)	$y = \frac{2 x}{x^{2} - 1}$
105882	绘制图像	y=2/3x+7	$y = \frac{2}{3} x + 7$
105883	减	4-(-2)	$4 - (- 2)$
105884	绘制图像	y=13^x	$y = 13^{x}$
105885	绘制图像	y=2.5^x	$y = {2.5}^{x}$
105886	乘以矩阵	B=[[2,7],[9,10]]	$B = [\begin{array}{c} 2 & 7 \\ 9 & 10 \end{array}]$
105887	乘以矩阵	B=[[-4,9],[6,0]]C=[[7,9],[-9,4]]	$B = [\begin{array}{c} - 4 & 9 \\ 6 & 0 \end{array}] C = [\begin{array}{c} 7 & 9 \\ - 9 & 4 \end{array}]$
105888	绘制图像	y=1/x-2	$y = \frac{1}{x} - 2$
105889	绘制图像	y=1/9x	$y = \frac{1}{9} x$
105890	求所有复数解	p-3 的平方根 p-4=0 的 4 次方根	$\sqrt{p} - 3 \sqrt[4]{p} - 4 = 0$
105891	绘制图像	y=-1/5x-3	$y = - \frac{1}{5} x - 3$
105892	求所有复数解	a_n=(-1)^n(13n-6)	$a_{n} = {(- 1)}^{n} (13 n - 6)$
105893	绘制图像	y=1/6x+3	$y = \frac{1}{6} x + 3$
105894	求斜率	0.05x-0.03y=9	$0.05 x - 0.03 y = 9$
105895	求所有复数解	a_n=9(1/3)^(n-1)	$a_{n} = 9 {(\frac{1}{3})}^{n - 1}$
105896	x के लिये हल कीजिये	2 x=2 的对数底数 6	$2 \log_{6} (x) = 2$
105897	绘制图像	y=1/2x-3/2	$y = \frac{1}{2} x - \frac{3}{2}$
105898	求所有复数解	ab=2a+3b	$a b = 2 a + 3 b$
105899	求所有复数解	h = square root of 3h	$h = \sqrt{3 h}$
105900	绘制图像	y=1/2x+9	$y = \frac{1}{2} x + 9$