Mathway | Problemas populares

Problemas populares

Classificação	Tópico	Problema	Problema formatado
228001	Löse das System von Inequalities	8x+15<=4x-5 and -7x+2<-6x+3	$8 x + 15 \leq 4 x - 5$ and $- 7 x + 2 < - 6 x + 3$
228002	Determina o valor exato	cos(150 graus )^2	$\cos^{2} (150 °)$
228003	Determina a reta paralela	What is an equation of the line that passes through the point (-2,-4) and is parallel to the line 5x-2y=6 ?	What is an equation of the line that passes through the point $(- 2, - 4)$ and is parallel to the line $5 x - 2 y = 6$ ?
228004	Determina o m.m.c.	10 and 5	$10$ and $5$
228005	Simplifique	1/6(4/5)^-2	$\frac{1}{6} {(\frac{4}{5})}^{- 2}$
228006	Simplifique a Expressão Radical	raiz quadrada de 25+10 raiz quadrada de 5+5	$\sqrt{25 + 10 \sqrt{5} + 5}$
228007	Löse nach b auf	y=2cos(b(x-2))-1	$y = 2 \cos (b (x - 2)) - 1$
228008	Löse nach θ auf	sin(theta)-sin(2theta)=0	$\sin (θ) - \sin (2 θ) = 0$
228009	Löse nach x auf	e^(4x-2)>=16	$e^{4 x - 2} \geq 16$
228010	Determina o grau do polinómio, termo de maior grau e o coeficiente do termo de maior grau	f(x)=-8x-5-x^4+8x^3	$f (x) = - 8 x - 5 - x^{4} + 8 x^{3}$
228011	Determina o comportamento final	y=x^3-4x^2+3x-12	$y = x^{3} - 4 x^{2} + 3 x - 12$
228012	Determina as raízes (zeros)	y=(x-3)(x-1)(2x-1)	$y = (x - 3) (x - 1) (2 x - 1)$
228013	Simplifique	2^-1(x/y)^0	$2^{- 1} {(\frac{x}{y})}^{0}$
228014	Löse die rationale Gleichung nach x auf	(8x)/(x+1)-2=-8/(x+1)	$\frac{8 x}{x + 1} - 2 = - \frac{8}{x + 1}$
228015	Simplifique	(40x^3y^9)/((2x^6y^-10)^-3)	$\frac{40 x^{3} y^{9}}{{(2 x^{6} y^{- 10})}^{- 3}}$
228016	Simplifique	(a/b)/c	$\frac{(\frac{a}{b})}{c}$
228017	Determina a distância entre dois pontos	(7,2) and (-1,-3)	$(7, 2)$ and $(- 1, - 3)$
228018	Avalie Usando o Valor Fornecido	1/2x^4-3/4x^2 for x=2	$\frac{1}{2} x^{4} - \frac{3}{4} x^{2}$ for $x = 2$
228019	Löse die Ungleichung nach q auf	q-12>=-13	$q - 12 \geq - 13$
228020	Simplifique	1/(1/x+1/(x+1))	$\frac{1}{\frac{1}{x} + \frac{1}{x + 1}}$
228021	Löse nach x auf	3x=x^2-4	$3 x = x^{2} - 4$
228022	Löse nach x auf	4=6/(2x-3)	$4 = \frac{6}{2 x - 3}$
228023	Multiplique	raiz cúbica de x* raiz cúbica de x^2	$\sqrt[3]{x} \cdot \sqrt[3]{x^{2}}$
228024	Subtraia	(x^2+2x-1)-(-x^3+2x-1)	$(x^{2} + 2 x - 1) - (- x^{3} + 2 x - 1)$
228025	Multiplique	(x+3)(2x+1)(2x-3)	$(x + 3) (2 x + 1) (2 x - 3)$
228026	Multiplique	(6x+48)/(x^2-9x)*(x^2-81)/(x^2+17x+72)	$\frac{6 x + 48}{x^{2} - 9 x} \cdot \frac{x^{2} - 81}{x^{2} + 17 x + 72}$
228027	Resolva por Adição/Eliminação	-3x+y=-9 12x-4y=24	$- 3 x + y = - 9$ $12 x - 4 y = 24$
228028	Löse nach y auf	e^(y-1)-27=54	$e^{y - 1} - 27 = 54$
228029	Löse nach y auf	y=-3cos(pi/2)	$y = - 3 \cos (\frac{π}{2})$
228030	Simplifique	(3i+5)+(6+ raiz quadrada de -25)	$(3 i + 5) + (6 + \sqrt{- 25})$
228031	Simplifique	( raiz quarta de 8)( raiz cúbica de 2)	$(\sqrt[4]{8}) (\sqrt[3]{2})$
228032	Löse nach x auf	1/(x-3)-2/(x+5)=(2x-1)/(x^2+2x-15)	$\frac{1}{x - 3} - \frac{2}{x + 5} = \frac{2 x - 1}{x^{2} + 2 x - 15}$
228033	Löse nach k auf	g(x)=0.25^x+k	$g (x) = {0.25}^{x} + k$
228034	Descreve a Transformação	y=3(x-4)^2	$y = 3 {(x - 4)}^{2}$
228035	Fatorizar	P(x)=(x-1)(x^2-5x+6)	$P (x) = (x - 1) (x^{2} - 5 x + 6)$
228036	Simplifique a Expressão Radical	(26)(1/4)	$(26) (\frac{1}{4})$
228037	Escreva como um Logaritmo Único	1/4 base do logaritmo 3 de 2+1/4 base do logaritmo 3 de x	$\frac{1}{4} \log_{3} (2) + \frac{1}{4} \log_{3} (x)$
228038	Divide	((3x+15)/(49x^2-4))÷((2x-7)/(7x-2))	$\frac{3 x + 15}{49 x^{2} - 4} \div \frac{2 x - 7}{7 x - 2}$
228039	Racionalize o Denominador	(5- raiz quadrada de 2)/( raiz quadrada de 2)	$\frac{5 - \sqrt{2}}{\sqrt{2}}$
228040	Simplifique	(x+1)/(x^2)*x/(x^2-1)	$\frac{x + 1}{x^{2}} \cdot \frac{x}{x^{2} - 1}$
228041	Avalia	1-2/3+1/5	$1 - \frac{2}{3} + \frac{1}{5}$
228042	Escreva na Forma Padrão	-3i*(-9+8i)	$- 3 i \cdot (- 9 + 8 i)$
228043	Determina as raízes (zeros)	2x+3/(x-1)=(3x)/(x-1)	$2 x + \frac{3}{x - 1} = \frac{3 x}{x - 1}$
228044	Simplifique	8(12-9)^2-4*7	$8 {(12 - 9)}^{2} - 4 \cdot 7$
228045	Löse nach x auf	4(x+2)-7=3x+1+x	$4 (x + 2) - 7 = 3 x + 1 + x$
228046	Determina o valor exato	sin(300)^2	$\sin^{2} (300)$
228047	Simplifique a Expressão Radical	raiz quadrada de (a^4b^4)/(c^3)	$\sqrt{\frac{a^{4} b^{4}}{c^{3}}}$
228048	Simplifique a Expressão Radical	15 raiz quadrada de 3+ raiz quadrada de 5-2 raiz quadrada de 3	$15 \sqrt{3} + \sqrt{5} - 2 \sqrt{3}$
228049	Löse nach D auf	H=b/(D+d)	$H = \frac{b}{D + d}$
228050	Löse nach θ auf	2sin(theta)-1=csc(theta)	$2 \sin (θ) - 1 = \csc (θ)$
228051	Encontre os Interceptos em x e y	f(x)=-4x(x^2+1)(2x+1)^2(x+6)^2	$f (x) = - 4 x (x^{2} + 1) {(2 x + 1)}^{2} {(x + 6)}^{2}$
228052	Löse nach q auf	(5q+1)^(1/4)+7=5	${(5 q + 1)}^{\frac{1}{4}} + 7 = 5$
228053	Simplifique	4*3+(18x)÷9-12	$4 \cdot 3 + 18 x \div 9 - 12$
228054	Simplifique	2 cube root of 2+ square root of 5-4 cube root of 2+2 square root of 5	$2 \sqrt[3]{2} + \sqrt{5} - 4 \sqrt[3]{2} + 2 \sqrt{5}$
228055	Simplifique	(x+8)/(x+2)+1/((x+8)/(x+2))	$\frac{x + 8}{x + 2} + \frac{1}{\frac{x + 8}{x + 2}}$
228056	Simplifique	(1+cot(x)^2)cos(x)^2	$(1 + \cot^{2} (x)) \cos^{2} (x)$
228057	Löse nach x auf	(x^2-5)^2-3x^2+15=-2	${(x^{2} - 5)}^{2} - 3 x^{2} + 15 = - 2$
228058	Divide utilizando a regra de Ruffini	(2x^3+x-6)÷(x+2)	$(2 x^{3} + x - 6) \div (x + 2)$
228059	Multiplique	raiz cúbica de 3 , raiz cúbica de 24	$\sqrt[3]{3}$ , $\sqrt[3]{24}$
228060	Divide	(x/y)÷(y/x)	$\frac{x}{y} \div \frac{y}{x}$
228061	Simplifique	(csc(x)-sec(x))^2	${(\csc (x) - \sec (x))}^{2}$
228062	Simplifique	(a^0b^-2)/(c^-3d)	$\frac{a^{0} b^{- 2}}{c^{- 3} d}$
228063	Simplifique	x^2+2-3x^2+4x+6	$x^{2} + 2 - 3 x^{2} + 4 x + 6$
228064	Determina o quociente	(-2x^3+3x^2-1)/(x-1)	$\frac{- 2 x^{3} + 3 x^{2} - 1}{x - 1}$
228065	Descreve a Transformação	f(x)=0.2(x-3)^4+2	$f (x) = 0.2 {(x - 3)}^{4} + 2$
228066	Representa a função num gráfico cartesiano	x+5<=5 or x+5>=6	$x + 5 \leq 5$ or $x + 5 \geq 6$
228067	Determina o domínio e a amplitude	y = square root of 1/2x+5	$y = \sqrt{\frac{1}{2} x} + 5$
228068	Simplifique	b^3(3b^-1)^-2	$b^{3} {(3 b^{- 1})}^{- 2}$
228069	Löse die Ungleichung nach x auf	(4x)/5+3>x+5	$\frac{4 x}{5} + 3 > x + 5$
228070	Löse die rationale Gleichung nach x auf	raiz quadrada de x-3-2=0	$\sqrt{x - 3} - 2 = 0$
228071	Simplifique	((3c)/-2)^-1(d/4)^-2	${(\frac{3 c}{- 2})}^{- 1} {(\frac{d}{4})}^{- 2}$
228072	Löse nach x auf	x=1/3(6+ logaritmo de 2.1)x^3	$x = \frac{1}{3} (6 + \log (2.1)) x^{3}$
228073	Löse die Ungleichung nach z auf	-8-8z<=-3	$- 8 - 8 z \leq - 3$
228074	Avalia	2/x+x/3	$\frac{2}{x} + \frac{x}{3}$
228075	Simplifique	-5a-7b+a-5b-4-(-a)	$- 5 a - 7 b + a - 5 b - 4 - (- a)$
228076	Determina todas as raízes complexas	base do logaritmo x de x+2=2	$\log_{x} (x + 2) = 2$
228077	Simplifique	4-3/2(1/2x+3/2)	$4 - \frac{3}{2} (\frac{1}{2} x + \frac{3}{2})$
228078	Löse nach x auf	sin(x/2)+cos(x)=0	$\sin (\frac{x}{2}) + \cos (x) = 0$
228079	Avalia	25% of 100	$25 %$ of $100$
228080	Divide utilizando a Divisão Inteira Polinomial	Use the long division method to find the result when 6x^3+5x^2+19x+6 is divided by 3x+1	Use the long division method to find the result when $6 x^{3} + 5 x^{2} + 19 x + 6$ is divided by $3 x + 1$
228081	Avalia	5^(2x+1)<=125	$5^{2 x + 1} \leq 125$
228082	Encontre os Interceptos em x e y	y=x^2-2 raiz quadrada de 2x+2	$y = x^{2} - 2 \sqrt{2} x + 2$
228083	Simplifique a Expressão Radical	8 raiz quadrada de 32x	$8 \sqrt{32 x}$
228084	Resolva Fatorando	5x^2-3x+8=3x^2+8x-1	$5 x^{2} - 3 x + 8 = 3 x^{2} + 8 x - 1$
228085	Löse nach x auf	5-(x-1)^(1/3)=8	$5 - {(x - 1)}^{\frac{1}{3}} = 8$
228086	Escreve na Forma de um Radical	x^(4/6)	$x^{\frac{4}{6}}$
228087	Löse nach x auf	x^6+1=0	$x^{6} + 1 = 0$
228088	Simplifique	-1/2*2/( raiz quadrada de 3)	$- \frac{1}{2} \cdot \frac{2}{\sqrt{3}}$
228089	Löse die Ungleichung nach a auf	13a>-26	$13 a > - 26$
228090	Simplifique	raiz quadrada de 11+8 raiz quadrada de 7-2 raiz quadrada de 7-6 raiz quadrada de 11	$\sqrt{11} + 8 \sqrt{7} - 2 \sqrt{7} - 6 \sqrt{11}$
228091	Löse nach x auf	-1/2\|x-5\|+3=2	$- \frac{1}{2} \| x - 5 \| + 3 = 2$
228092	Avalia	( raiz quadrada de x+2)^2	${(\sqrt{x} + 2)}^{2}$
228093	Divide	(3- raiz quarta de 5x^2)/( raiz quarta de 3x^3)	$\frac{3 - \sqrt[4]{5 x^{2}}}{\sqrt[4]{3 x^{3}}}$
228094	Löse das System von Equations	y=x^2+x-27 7=2x-y	$y = x^{2} + x - 27$ $7 = 2 x - y$
228095	Simplifique	(2.71^3)^2(2.71)^-5	${({2.71}^{3})}^{2} {(2.71)}^{- 5}$
228096	Löse die Absolutwert-Ungleichung nach x auf	8+\|6-4x\|=17	$8 + \| 6 - 4 x \| = 17$
228097	Avalie a Função	f(x)=(4x-28)/(6x-7) at x=7	$f (x) = \frac{4 x - 28}{6 x - 7}$ at $x = 7$
228098	Löse nach x auf	3/x=21/6	$\frac{3}{x} = \frac{21}{6}$
228099	Simplifique	((x^2+11x+18)/(x^2+x)*(1-x^2)/(x^2+8x-9))÷((x^2-4x-12)/(36-x^2))	$\frac{x^{2} + 11 x + 18}{x^{2} + x} \cdot \frac{1 - x^{2}}{x^{2} + 8 x - 9} \div \frac{x^{2} - 4 x - 12}{36 - x^{2}}$
228100	Avalia	15% of 35	$15 %$ of $35$