Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
212401	Resolva a Equação Racional para x	x+ racine carrée de x^2+3=3x	$x + \sqrt{x^{2} + 3} = 3 x$
212402	Diviser	(40m^3n^4-24m^2n^7)/(8m^2n^5)	$\frac{40 m^{3} n^{4} - 24 m^{2} n^{7}}{8 m^{2} n^{5}}$
212403	Resolva para x	x/(x-4)-4/(x+5)=36/((x-4)(x+5))	$\frac{x}{x - 4} - \frac{4}{x + 5} = \frac{36}{(x - 4) (x + 5)}$
212404	Resolva para y	-3y+1/2x=-6	$- 3 y + \frac{1}{2} x = - 6$
212405	Resolva para x	2x = square root of 100-12x-2	$2 x = \sqrt{100 - 12 x} - 2$
212406	Resolva para x	x^2+3x+2x+6=0	$x^{2} + 3 x + 2 x + 6 = 0$
212407	Resolva a Inequação para w	3>=(9-w)/3>1	$3 \geq \frac{9 - w}{3} > 1$
212408	Évaluer	1/3x+3/4+2/3x-1/4-2/3x	$\frac{1}{3} x + \frac{3}{4} + \frac{2}{3} x - \frac{1}{4} - \frac{2}{3} x$
212409	Simplifier	-5x^2+7x+1 from 8x^2+x-10	$- 5 x^{2} + 7 x + 1$ from $8 x^{2} + x - 10$
212410	Resolva a Equação Racional para x	3 racine carrée de x+3=15	$3 \sqrt{x} + 3 = 15$
212411	Simplifier	(3m^-4)/(n^-8)	$\frac{3 m^{- 4}}{n^{- 8}}$
212412	Encontre o Termo de Second	a_n=((n+1)!)/(n+1)	$a_{n} = \frac{(n + 1)!}{n + 1}$
212413	Simplifier	1/4(3c^4d^9)(8d)	$\frac{1}{4} (3 c^{4} d^{9}) (8 d)$
212414	Resolva para x	2 logarithme de (2x)^4=16	$2 \log ({(2 x)}^{4}) = 16$
212415	Simplifier	(a^6b^(1/2))^6 racine sixième de b^6	${(a^{6} b^{\frac{1}{2}})}^{6} \sqrt[6]{b^{6}}$
212416	Multiplier	(3e^2-5e+7)(6e+1)	$(3 e^{2} - 5 e + 7) (6 e + 1)$
212417	Simplifier	racine cubique de 16a^3b^4c^5d^6e^2	$\sqrt[3]{16 a^{3} b^{4} c^{5} d^{6} e^{2}}$
212418	Resolva para x	racine carrée de 2x^2+17x=3	$\sqrt{2 x^{2} + 17 x} = 3$
212419	Simplifier	(36x^5)/(18x^2-27x^3)	$\frac{36 x^{5}}{18 x^{2} - 27 x^{3}}$
212420	Évaluer	(2x^3y-3y)^2	${(2 x^{3} y - 3 y)}^{2}$
212421	Tracer	f(x)=(3x^2)/(x-1)	$f (x) = \frac{3 x^{2}}{x - 1}$
212422	Resolva para x	2sin(pi/4-x)+ racine carrée de 3=0	$2 \sin (\frac{π}{4} - x) + \sqrt{3} = 0$
212423	Tracer	y=-1/2sin(2x+2/3pi)	$y = - \frac{1}{2} \sin (2 x + \frac{2}{3} π)$
212424	Resolva a Inequação para x	-x^2-14x-80>=4x	$- x^{2} - 14 x - 80 \geq 4 x$
212425	Resolva a Equação Racional para x	racine carrée de x- racine carrée de x-5=-1	$\sqrt{x} - \sqrt{x - 5} = - 1$
212426	Tracer	y>=2x^2 y<-x^2+1	$y \geq 2 x^{2}$ $y < - x^{2} + 1$
212427	Soustraire	(7w^4-3wz+8wz^2)-(3w^4+2wz-6wz^2)	$(7 w^{4} - 3 w z + 8 w z^{2}) - (3 w^{4} + 2 w z - 6 w z^{2})$
212428	Diviser sans détailler	Use synthetic division to find the result when x^3+8x^2+21x+30 is divided by x+5	Use synthetic division to find the result when $x^{3} + 8 x^{2} + 21 x + 30$ is divided by $x + 5$
212429	Simplifier	racine quatrième de (x^3)/8	$\sqrt[4]{\frac{x^{3}}{8}}$
212430	Resolva para c	12+1/5(10c+5)=59	$12 + \frac{1}{5} (10 c + 5) = 59$
212431	Simplifier	(6xy^(3/4))/(3x^(1/2)y^(1/2))	$\frac{6 x y^{\frac{3}{4}}}{3 x^{\frac{1}{2}} y^{\frac{1}{2}}}$
212432	Resolva a Inequação para x	-3x+5x-2>-4x+1	$- 3 x + 5 x - 2 > - 4 x + 1$
212433	Resolva para x	3x-8>=4(x-1.5)	$3 x - 8 \geq 4 (x - 1.5)$
212434	Tracer	x>2 y<=-1/2x-2	$x > 2$ $y \leq - \frac{1}{2} x - 2$
212435	Resolva para x	logarithme de 7-x- logarithme de 3x+2=1	$\log (7 - x) - \log (3 x + 2) = 1$
212436	Resolva para w	15=6+ racine carrée de 3w-9	$15 = 6 + \sqrt{3 w - 9}$
212437	Écrire comme un unique logarithme	2/3* base logarithmique 2 de 27+5/2* base logarithmique 2 de 4	$\frac{2}{3} \cdot \log_{2} (27) + \frac{5}{2} \cdot \log_{2} (4)$
212438	Simplifier	3(2x^6y^7)^4	$3 {(2 x^{6} y^{7})}^{4}$
212439	Simplifier	(i-2)^3-(i-2)	${(i - 2)}^{3} - (i - 2)$
212440	Resolva para y	(2y-2)/(y+3)+(y+3)/(y-3)=5	$\frac{2 y - 2}{y + 3} + \frac{y + 3}{y - 3} = 5$
212441	Tracer	x+2y<=3 y>=-2x+1	$x + 2 y \leq 3$ $y \geq - 2 x + 1$
212442	Trouver toutes les solutions complexes	(x^2-7x-18)/(x+2)=x-9	$\frac{x^{2} - 7 x - 18}{x + 2} = x - 9$
212443	Trouver le degré, le terme dominant et le coefficient dominant	1/3+x	$\frac{1}{3} + x$
212444	Résoudre en utilisant la formule quadratique	x^2+6x=-x+30	$x^{2} + 6 x = - x + 30$
212445	Simplifier	3/(4x)*(2x^2)/9	$\frac{3}{4 x} \cdot \frac{2 x^{2}}{9}$
212446	Évaluer	1/2(7-3(6+1))	$\frac{1}{2} (7 - 3 (6 + 1))$
212447	Tracer	y=1/3x^3-x^2-4/3	$y = \frac{1}{3} x^{3} - x^{2} - \frac{4}{3}$
212448	Simplifier	(x^2-y^2)^2+(2xy)^2	${(x^{2} - y^{2})}^{2} + {(2 x y)}^{2}$
212449	Simplifier l''expression avec une racine	(6^-4*8^-7)^-9	${(6^{- 4} \cdot 8^{- 7})}^{- 9}$
212450	Tracer	6z+4-8+2z<-20	$6 z + 4 - 8 + 2 z < - 20$
212451	Resolva para a	limite lorsque x approche de 1 de (2x+a)/(x+1)=5	$lim_{x \to 1} \frac{2 x + a}{x + 1} = 5$
212452	Resolva o Sistema de Inequalities	5x^2+2y^2<=10 y>=x^2-2x+1	$5 x^{2} + 2 y^{2} \leq 10$ $y \geq x^{2} - 2 x + 1$
212453	Simplifier	6-3y+6y-6+6y	$6 - 3 y + 6 y - 6 + 6 y$
212454	Simplifier	-7i^26+i^74-2i^31-12i^70	$- 7 i^{26} + i^{74} - 2 i^{31} - 12 i^{70}$
212455	Simplifier	3\|-(6-4)\|+2\|1+3\|	$3 \| - (6 - 4) \| + 2 \| 1 + 3 \|$
212456	Trouver le produit	(4xy^3)/(x^2y)*y/(8x)	$\frac{4 x y^{3}}{x^{2} y} \cdot \frac{y}{8 x}$
212457	Résoudre par substitution	2x+2y=10 y=5+x	$2 x + 2 y = 10$ $y = 5 + x$
212458	Évaluer	(-2/7)^2+2(-2/7)-4	${(- \frac{2}{7})}^{2} + 2 (- \frac{2}{7}) - 4$
212459	Trouver les asymptotes dans le graphique	(-2x-8)/(4x-12)	$\frac{- 2 x - 8}{4 x - 12}$
212460	Évaluer	i^19i^9i^6*i^10	$i^{19} \cdot i^{9} \cdot i^{6} \cdot i^{10}$
212461	Resolva a Inequação para x	3 1/2>=1.4x	$3 \frac{1}{2} \geq 1.4 x$
212462	Resolva para k	k(k-5)=0	$k (k - 5) = 0$
212463	Resolva o Sistema de Equations	y=x^2+16x+32 y=-x^2+2	$y = x^{2} + 16 x + 32$ $y = - x^{2} + 2$
212464	Tracer	y>=(x^2+3x+2)/(x+2)	$y \geq \frac{x^{2} + 3 x + 2}{x + 2}$
212465	Évaluer	1+5/8-1/6	$1 + \frac{5}{8} - \frac{1}{6}$
212466	Trouver le produit	(x+1/3)^4	${(x + \frac{1}{3})}^{4}$
212467	Simplifier	racine cubique de xy^5z^20	$\sqrt[3]{x y^{5} z^{20}}$
212468	Resolva para x	(2x)/(x+1)-x/(x+3)=3/(x+3)	$\frac{2 x}{x + 1} - \frac{x}{x + 3} = \frac{3}{x + 3}$
212469	Évaluer	7.5/(2pi)	$\frac{7.5}{2 π}$
212470	Factoriser	x^4+3x^3+2x^2-16x^2-48x-32	$x^{4} + 3 x^{3} + 2 x^{2} - 16 x^{2} - 48 x - 32$
212471	Simplifier l''expression avec une racine	racine cubique de 216/27	$\sqrt[3]{\frac{216}{27}}$
212472	Évaluer	\|-15(-7)+13(-8)\|^2-8	${\| - 15 (- 7) + 13 (- 8) \|}^{2} - 8$
212473	Simplifier	(3/(10x^3))÷(5/(3x))	$\frac{3}{10 x^{3}} \div \frac{5}{3 x}$
212474	Simplifier	((2^3m^4n^-1)/(p^2))^0	${(\frac{2^{3} m^{4} n^{- 1}}{p^{2}})}^{0}$
212475	Multiplier	-4x^2(6x^2+x)	$- 4 x^{2} (6 x^{2} + x)$
212476	Simplifier	racine carrée de 8* racine carrée de 18*5 racine carrée de 4	$\sqrt{8} \cdot \sqrt{18} \cdot 5 \sqrt{4}$
212477	Resolva para x	-1/4(x+1 2/3)=-2 1/5	$- \frac{1}{4} (x + 1 \frac{2}{3}) = - 2 \frac{1}{5}$
212478	Résoudre graphiquement	y=1/3x-2 x+y=6	$y = \frac{1}{3} x - 2$ $x + y = 6$
212479	Combiner les termes similaires	10p+2p+3p	$10 p + 2 p + 3 p$
212480	Simplifier	2x-5x^3-7-4x^2	$2 x - 5 x^{3} - 7 - 4 x^{2}$
212481	Multiplier	racine carrée de 3x^2y* racine cubique de 27x^3y^2	$\sqrt{3 x^{2} y} \cdot \sqrt[3]{27 x^{3} y^{2}}$
212482	Resolva para x	8^(x^2-16)=1	$8^{x^{2} - 16} = 1$
212483	Évaluer	(12x^5y^8)/(3y^3)*(2(x^6)^2)/(y^-3)	$\frac{12 x^{5} y^{8}}{3 y^{3}} \cdot \frac{2 {(x^{6})}^{2}}{y^{- 3}}$
212484	Resolva para x	1-8/(x-5)=3/x	$1 - \frac{8}{x - 5} = \frac{3}{x}$
212485	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	y=(-x-1)^2+3	$y = {(- x - 1)}^{2} + 3$
212486	Évaluer	6^5*(6^-2)^3	$6^{5} \cdot {(6^{- 2})}^{3}$
212487	Simplifier	racine carrée de 4x^11* racine quatrième de 16x^8	$\sqrt{4 x^{11}} \cdot \sqrt[4]{16 x^{8}}$
212488	Tracer	yy>2	$y \cdot y > 2$
212489	Resolva para x	1/6-3/x=1/(6x)	$\frac{1}{6} - \frac{3}{x} = \frac{1}{6 x}$
212490	Simplifier	( racine carrée de 49x)/( racine carrée de 2)	$\frac{\sqrt{49 x}}{\sqrt{2}}$
212491	Resolva para h	5(3h-18)=-7+20h+17	$5 (3 h - 18) = - 7 + 20 h + 17$
212492	Trouver les racines (zéros)	3x(x+6)	$3 x (x + 6)$
212493	Simplifier	(pq^-3r^-4)/(3y^-5)	$\frac{p q^{- 3} r^{- 4}}{3 y^{- 5}}$
212494	Resolva a Equação Racional para x	racine carrée de x=-3	$\sqrt{x} = - 3$
212495	Simplifier	3x^2+7x-(x+4)^2-9	$3 x^{2} + 7 x - {(x + 4)}^{2} - 9$
212496	Resolva para x	16x^4-1=0	$16 x^{4} - 1 = 0$
212497	Encontre f(g(x))	f(x)=x^2-5x , g(x)=x^2-7x+10	$f (x) = x^{2} - 5 x$ , $g (x) = x^{2} - 7 x + 10$
212498	Simplifier	racine carrée de -(x+2)^8	$\sqrt{- {(x + 2)}^{8}}$
212499	Simplifier	-3xx^3-3x	$- 3 x \cdot x^{3} \cdot - 3 x$
212500	Resolva a Equação Racional para x	5^(x+1)+5^(x-1)=26	$5^{x + 1} + 5^{x - 1} = 26$