Mathway | Problemas populares

Problemas populares

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Classificação	Tópico	Problema	Problema formatado
64801	Converta em um Decimal	-7/8	$- \frac{7}{8}$
64802	Converta em um Decimal	6/4	$\frac{6}{4}$
64803	Converta em um Decimal	6/10	$\frac{6}{10}$
64804	Reduza a Fração	15/8	$\frac{15}{8}$
64805	Reduza a Fração	13/4	$\frac{13}{4}$
64806	Reduza a Fração	10/5	$\frac{10}{5}$
64807	Avalie	(9+i)/(9-i)	$\frac{9 + i}{9 - i}$
64808	Avalie	2 raiz cúbica de 6- raiz sexta de 6+3 raiz cúbica de 6-3 raiz sexta de 384	$2 \sqrt[3]{6} - \sqrt[6]{6} + 3 \sqrt[3]{6} - 3 \sqrt[6]{384}$
64809	Encontre a Inversa	B=[[-1,2,5,0],[-5,0,9,7],[9,12,8,-1],[8,-5,0,6]]	$B = [\begin{array}{c} - 1 & 2 & 5 & 0 \\ - 5 & 0 & 9 & 7 \\ 9 & 12 & 8 & - 1 \\ 8 & - 5 & 0 & 6 \end{array}]$
64810	Avalie	2 4/5	$2 \frac{4}{5}$
64811	Encontre a Inversa	[[-3,7],[-2,5]]	$[\begin{array}{c} - 3 & 7 \\ - 2 & 5 \end{array}]$
64812	Avalie	20*1/4	$20 \cdot \frac{1}{4}$
64813	Encontre a Inversa	[[1,-1,2],[0,1,-3],[2,-3,6]]	$[\begin{array}{c} 1 & - 1 & 2 \\ 0 & 1 & - 3 \\ 2 & - 3 & 6 \end{array}]$
64814	Avalie	20!	$20!$
64815	Avalie	20*3	$20 \cdot 3$
64816	Encontre a Inversa	[[5,7],[6,9]]	$[\begin{array}{c} 5 & 7 \\ 6 & 9 \end{array}]$
64817	Encontre a Inversa	[[4,-3,5,2,4],[1,6,3,-5,-3],[7,3,-4,-4,-5],[2,-1,8,-6,7],[6,3,-5,5,-2]]	$[\begin{array}{c} 4 & - 3 & 5 & 2 & 4 \\ 1 & 6 & 3 & - 5 & - 3 \\ 7 & 3 & - 4 & - 4 & - 5 \\ 2 & - 1 & 8 & - 6 & 7 \\ 6 & 3 & - 5 & 5 & - 2 \end{array}]$
64818	Encontre a Inversa	[[1,2],[1,3]]^-1	${[\begin{array}{c} 1 & 2 \\ 1 & 3 \end{array}]}^{- 1}$
64819	Avalie	2*1	$2 \cdot 1$
64820	Encontre a Inversa	[[6,12],[18,7]]	$[\begin{array}{c} 6 & 12 \\ 18 & 7 \end{array}]$
64821	Avalie	-2-2-2-2-2	$- 2 \cdot - 2 \cdot - 2 \cdot - 2 \cdot - 2$
64822	Encontre a Inversa	[[2,-3],[-4,7]]	$[\begin{array}{c} 2 & - 3 \\ - 4 & 7 \end{array}]$
64823	Avalie	2-(-8)	$2 - (- 8)$
64824	Encontre a Inversa	[[2,0,-3],[0,-1,0],[3,-2,-5]]	$[\begin{array}{c} 2 & 0 & - 3 \\ 0 & - 1 & 0 \\ 3 & - 2 & - 5 \end{array}]$
64825	Avalie	16*15	$16 \cdot 15$
64826	Encontre a Inversa	[[8,6],[4,3]]	$[\begin{array}{c} 8 & 6 \\ 4 & 3 \end{array}]$
64827	Avalie	16*25	$16 \cdot 25$
64828	Encontre a Inversa	[[28,21,19],[17,24,15],[22,29,17]]	$[\begin{array}{c} 28 & 21 & 19 \\ 17 & 24 & 15 \\ 22 & 29 & 17 \end{array}]$
64829	Encontre a Inversa	[[0,1],[-1,0]]	$[\begin{array}{c} 0 & 1 \\ - 1 & 0 \end{array}]$
64830	Avalie	17*8	$17 \cdot 8$
64831	Avalie	16-24	$16 - 24$
64832	Encontre a Inversa	[[-1,2],[-3,-1]]	$[\begin{array}{c} - 1 & 2 \\ - 3 & - 1 \end{array}]$
64833	Avalie	4.5*4.5	$4.5 \cdot 4.5$
64834	Avalie	4*24	$4 \cdot 24$
64835	Encontre a Inversa	[[-2,5],[1,6]]	$[\begin{array}{c} - 2 & 5 \\ 1 & 6 \end{array}]$
64836	Avalie	-4*0	$- 4 \cdot 0$
64837	Encontre a Inversa	[[1,2,4,5],[0,1,4,-6],[0,0,1,-2],[0,0,0,-1]]	$[\begin{array}{c} 1 & 2 & 4 & 5 \\ 0 & 1 & 4 & - 6 \\ 0 & 0 & 1 & - 2 \\ 0 & 0 & 0 & - 1 \end{array}]$
64838	Encontre a Inversa	[[4,-7],[-1,2]]	$[\begin{array}{c} 4 & - 7 \\ - 1 & 2 \end{array}]$
64839	Encontre a Inversa	[[3,3],[3,5]]	$[\begin{array}{c} 3 & 3 \\ 3 & 5 \end{array}]$
64840	Avalie	4(4)	$4 (4)$
64841	Encontre a Inversa	[[10,13],[13,17]]	$[\begin{array}{c} 10 & 13 \\ 13 & 17 \end{array}]$
64842	Avalie	4(6.2*10^11)	$4 (6.2 \cdot 10^{11})$
64843	Encontre a Inversa	[[3,2],[3,-2]]	$[\begin{array}{c} 3 & 2 \\ 3 & - 2 \end{array}]$
64844	Avalie	4(2/3)	$4 (\frac{2}{3})$
64845	Avalie	49+49	$49 + 49$
64846	Encontre a Inversa	[[2,0,3],[0,-1,0],[3,-2,4]]	$[\begin{array}{c} 2 & 0 & 3 \\ 0 & - 1 & 0 \\ 3 & - 2 & 4 \end{array}]$
64847	Avalie	45*5	$45 \cdot 5$
64848	Encontre a Inversa	[[3,5],[4,7]]	$[\begin{array}{c} 3 & 5 \\ 4 & 7 \end{array}]$
64849	Encontre a Inversa	[[6,5],[7,6]]	$[\begin{array}{c} 6 & 5 \\ 7 & 6 \end{array}]$
64850	Avalie	400-144	$400 - 144$
64851	Avalie	4+2/3	$4 + \frac{2}{3}$
64852	Encontre a Inversa	[[-5,-2],[7,3]]	$[\begin{array}{c} - 5 & - 2 \\ 7 & 3 \end{array}]$
64853	Avalie	raiz quadrada de -25- raiz quadrada de -4	$\sqrt{- 25} - \sqrt{- 4}$
64854	Encontre a Inversa	[[5,-2],[-7,3]]	$[\begin{array}{c} 5 & - 2 \\ - 7 & 3 \end{array}]$
64855	Encontre a Inversa	[[-1,3],[-1,4]]	$[\begin{array}{c} - 1 & 3 \\ - 1 & 4 \end{array}]$
64856	Avalie	4 raiz quadrada de 63-9 raiz quadrada de 28+2 raiz quadrada de 44	$4 \sqrt{63} - 9 \sqrt{28} + 2 \sqrt{44}$
64857	Encontre a Inversa	[[4,8],[2,4]]	$[\begin{array}{c} 4 & 8 \\ 2 & 4 \end{array}]$
64858	Avalie	35*2	$35 \cdot 2$
64859	Encontre a Inversa	[[-1/5,-2/5],[0,1/4]]	$[\begin{array}{c} - \frac{1}{5} & - \frac{2}{5} \\ 0 & \frac{1}{4} \end{array}]$
64860	Avalie	3 raiz quadrada de 12*(5 raiz quadrada de 6)	$3 \sqrt{12} \cdot (5 \sqrt{6})$
64861	Avalie	-3 raiz quadrada de 17-4 raiz quadrada de 17	$- 3 \sqrt{17} - 4 \sqrt{17}$
64862	Avalie	3 raiz quadrada de 5*(3 raiz quadrada de 5)	$3 \sqrt{5} \cdot (3 \sqrt{5})$
64863	Encontre a Inversa	[[0,1,0],[0,0,1],[1,0,0]]	$[\begin{array}{c} 0 & 1 & 0 \\ 0 & 0 & 1 \\ 1 & 0 & 0 \end{array}]$
64864	Encontre a Inversa	B=[[2,-4],[5,-1]]	$B = [\begin{array}{c} 2 & - 4 \\ 5 & - 1 \end{array}]$
64865	Avalie	30*5	$30 \cdot 5$
64866	Encontre a Inversa	D=[[5,1],[0,-2]]	$D = [\begin{array}{c} 5 & 1 \\ 0 & - 2 \end{array}]$
64867	Avalie	3*17	$3 \cdot 17$
64868	Encontre o Conjunto Potência	{0,1,2,3}	${0, 1, 2, 3}$
64869	Avalie	3*3/4	$3 \cdot \frac{3}{4}$
64870	Avalie	-3-(-9)	$- 3 - (- 9)$
64871	Bestimme, ob sich A und B gegenseitig ausschließen	A=(1,2,3) , B=(3,4,5)	$A = (1, 2, 3)$ , $B = (3, 4, 5)$
64872	Verifique a Identidade	1-cos(12x)=2cos(12x)^2	$1 - \cos (12 x) = 2 \cos^{2} (12 x)$
64873	Avalie	-3*-10	$- 3 \cdot - 10$
64874	Avalie	3 3/5	$3 \frac{3}{5}$
64875	Verifique a Identidade	sec(2x)=1/(sin(x)^2-cos(x)^2)	$\sec (2 x) = \frac{1}{\sin^{2} (x) - \cos^{2} (x)}$
64876	Avalie	e^-1.2	$e^{- 1.2}$
64877	Avalie	90/4	$\frac{90}{4}$
64878	Verifique a Identidade	(1-tan(x)^2)/(2tan(x))=1/(tan(2x))	$\frac{(1 - \tan^{2} (x))}{2 \tan (x)} = \frac{1}{\tan (2 x)}$
64879	Avalie	84/7	$\frac{84}{7}$
64880	Avalie	8/30	$\frac{8}{30}$
64881	Avalie	8/(5-1)(3+6)3	$\frac{8}{5 - 1} \cdot (3 + 6) \cdot 3$
64882	Avalie	8/-8	$\frac{8}{- 8}$
64883	Avalie	-8/6	$- \frac{8}{6}$
64884	Avalie	8/9-5/6*1/3	$\frac{8}{9} - \frac{5}{6} \cdot \frac{1}{3}$
64885	Avalie	8^1.4	$8^{1.4}$
64886	Verifique a Identidade	logaritmo de 15 raiz de 125x^3=1/5 logaritmo de 5x	$\log (\sqrt[15]{125 x^{3}}) = \frac{1}{5} \log (5 x)$
64887	Avalie	8^2+15^2	$8^{2} + 15^{2}$
64888	Avalie	64/12	$\frac{64}{12}$
64889	Verifique a Identidade	1-cos(12x)=2sin(12x)^2	$1 - \cos (12 x) = 2 \sin^{2} (12 x)$
64890	Avalie	62/2	$\frac{62}{2}$
64891	Escreva na Forma Exponencial	base do logaritmo 2 de 1/32=-5	$\log_{2} (\frac{1}{32}) = - 5$
64892	Avalie	7/30	$\frac{7}{30}$
64893	Verifique a Identidade	1-cos(12x)=2cos(6x)^2	$1 - \cos (12 x) = 2 \cos^{2} (6 x)$
64894	Avalie	(8!)/(2!)	$\frac{8!}{2!}$
64895	Reordene em Ordem Decrescente	2y^13-y^3+1+7y^4	$2 y^{13} - y^{3} + 1 + 7 y^{4}$
64896	Avalie	(8!)/(6!)	$\frac{8!}{6!}$
64897	Reordene em Ordem Decrescente	-2y^14-y^8+4+2y^3	$- 2 y^{14} - y^{8} + 4 + 2 y^{3}$
64898	Avalie	75/25	$\frac{75}{25}$
64899	Reordene em Ordem Decrescente	-2x^2-4x^4+8x+x^5-2x^3	$- 2 x^{2} - 4 x^{4} + 8 x + x^{5} - 2 x^{3}$
64900	Reordene em Ordem Decrescente	2x^3-x^13+2+7x^5	$2 x^{3} - x^{13} + 2 + 7 x^{5}$