Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
229801	Trouver l''équation à l''aide de la formule d''une droite	(8,-8) and (9,8)	$(8, - 8)$ and $(9, 8)$
229802	Resolva o Sistema de Equations	3x-y=-4 2y=6x+2	$3 x - y = - 4$ $2 y = 6 x + 2$
229803	Écrire comme un unique logarithme	2* logarithme de 6- logarithme de 9	$2 \cdot \log (6) - \log (9)$
229804	Simplifier	(a^2-2a-a^(1/2))/(a^(1/2))	$\frac{a^{2} - 2 a - a^{\frac{1}{2}}}{a^{\frac{1}{2}}}$
229805	Simplifier	x/4+1/(3x^2)	$\frac{x}{4} + \frac{1}{3 x^{2}}$
229806	Trouver la valeur exacte	(tan(45 degrés )+tan(30 degrés ))/(1-tan(45 degrés )tan(30 degrés ))	$\frac{\tan (45 °) + \tan (30 °)}{1 - \tan (45 °) \tan (30 °)}$
229807	Resolva o Sistema de Equations	x^2=2y^2+18 x^2-3y^2=9	$x^{2} = 2 y^{2} + 18$ $x^{2} - 3 y^{2} = 9$
229808	Simplifier	(1+ racine carrée de 5)/(5+ racine carrée de 5)	$\frac{1 + \sqrt{5}}{5 + \sqrt{5}}$
229809	Simplifier	-3 racine carrée de -49+ racine cubique de -729+ racine carrée de -4-3 racine cubique de -64	$- 3 \sqrt{- 49} + \sqrt[3]{- 729} + \sqrt{- 4} - 3 \sqrt[3]{- 64}$
229810	Décrire la transformation	h(x)=1/5f(x)	$h (x) = \frac{1}{5} f (x)$
229811	Simplifier	(2x^4y^3)/(8xy^2z^2)	$\frac{2 x^{4} y^{3}}{8 x y^{2} z^{2}}$
229812	Simplifier	(2x^5-3x^2+4)-(x^5+2x^2+7)	$(2 x^{5} - 3 x^{2} + 4) - (x^{5} + 2 x^{2} + 7)$
229813	Trouver l''équation avec un point et une pente	What is the equation of the line that passes through the point (8,-8) and has a slope of -2 ?	What is the equation of the line that passes through the point $(8, - 8)$ and has a slope of $- 2$ ?
229814	Resolva para h	3(h-2)+1=h+4+2h	$3 (h - 2) + 1 = h + 4 + 2 h$
229815	Resolva para k	base logarithmique 5 de 3k+12=3/4*( base logarithmique 5 de 405- base logarithmique 5 de 5)	$\log_{5} (3 k + 12) = \frac{3}{4} \cdot (\log_{5} (405) - \log_{5} (5))$
229816	Tracer	f(x)=(1+1/x)^x	$f (x) = {(1 + \frac{1}{x})}^{x}$
229817	Diviser sans détailler	Use synthetic division to find the result when x^3+3x^2-21x-28 is divided by x-4	Use synthetic division to find the result when $x^{3} + 3 x^{2} - 21 x - 28$ is divided by $x - 4$
229818	Resolva o Sistema de Equations	y=2x-10 2y=x-8	$y = 2 x - 10$ $2 y = x - 8$
229819	Multiplier	(k^2+12k+32)/(k^2+13k+40)*(k^2+5k)/(k^2+6k+8)	$\frac{k^{2} + 12 k + 32}{k^{2} + 13 k + 40} \cdot \frac{k^{2} + 5 k}{k^{2} + 6 k + 8}$
229820	Resolva a Equação Racional para x	racine quatrième de 4x-13=-15	$\sqrt[4]{4 x} - 13 = - 15$
229821	Simplifier l''expression avec une racine	(2^0*2^3)/( racine carrée de 2)	$\frac{2^{0} \cdot 2^{3}}{\sqrt{2}}$
229822	Resolva a Inequação para v	5v+10<=-4v-17<9-2v	$5 v + 10 \leq - 4 v - 17 < 9 - 2 v$
229823	Simplifier	((ab+b^2)/3)÷((b^3)/(3a))+(a+b)/b	$\frac{a b + b^{2}}{3} \div \frac{b^{3}}{3 a} + \frac{a + b}{b}$
229824	Trouver la fonction réciproque	f(x)=( racine cinquième de 3(x+8))/10	$f (x) = \frac{\sqrt[5]{3 (x + 8)}}{10}$
229825	Évaluer	8-\|-6\|+3	$8 - \| - 6 \| + 3$
229826	Resolva para x	(x+4)/3-(x+7)/2=-1/6	$\frac{x + 4}{3} - \frac{x + 7}{2} = \frac{- 1}{6}$
229827	Encontre f(g(x))	f(x)=1/(x-4) , g(x)=2/x+4	$f (x) = \frac{1}{x - 4}$ , $g (x) = \frac{2}{x} + 4$
229828	Resolva o Sistema de Inequalities	x-2y>-8 x+y>=1	$x - 2 y > - 8$ $x + y \geq 1$
229829	Resolva para x	4=1+ racine carrée de x	$4 = 1 + \sqrt{x}$
229830	Factoriser	2-(x^2+10xy+7y^2)/(x^2+4xy+4y^2)	$2 - \frac{x^{2} + 10 x y + 7 y^{2}}{x^{2} + 4 x y + 4 y^{2}}$
229831	Resolva a Inequação para t	3.5+4t<=39.5	$3.5 + 4 t \leq 39.5$
229832	Factoriser	x^4-7x^2+6x	$x^{4} - 7 x^{2} + 6 x$
229833	Écrire avec des exposants positifs	4a^3b^2*3a^-4b^-3	$4 a^{3} b^{2} \cdot 3 a^{- 4} b^{- 3}$
229834	Simplifier	(1/x)^4*(1/x)^5	${(\frac{1}{x})}^{4} \cdot {(\frac{1}{x})}^{5}$
229835	Simplifier	-(6-3i)/(3+7i)	$- \frac{6 - 3 i}{3 + 7 i}$
229836	Factoriser	ax^2-(1+ab)xy+by^2	$a x^{2} - (1 + a b) x y + b y^{2}$
229837	Resolva a Inequação para k	-8k-12<-9k	$- 8 k - 12 < - 9 k$
229838	Factoriser	x^4-6x^3-3x^2+52x-60	$x^{4} - 6 x^{3} - 3 x^{2} + 52 x - 60$
229839	Réduire	racine cubique de racine carrée de 8	$\sqrt[3]{\sqrt{8}}$
229840	Simplifier	-(3i)^3	$- {(3 i)}^{3}$
229841	Diviser sans détailler	Use synthetic division to find the result when 3x^4+10x^3+14x^2+12x+5 is divided by x+1	Use synthetic division to find the result when $3 x^{4} + 10 x^{3} + 14 x^{2} + 12 x + 5$ is divided by $x + 1$
229842	Simplifier	(2)(-2)-35÷(12-5)	$(2) (- 2) - 35 \div (12 - 5)$
229843	Resolva a Inequação para x	-3<(2x-6)/4<5	$- 3 < \frac{2 x - 6}{4} < 5$
229844	Tracer	y=x+8 if x<4; 4x-4 if x>=4	$y = {\begin{cases} x + 8 & x < 4 \\ 4 x - 4 & x \geq 4 \end{cases}$
229845	Resolva para x	3/4x+2/8x=48/8	$\frac{3}{4} x + \frac{2}{8} x = \frac{48}{8}$
229846	Evaluer en utilisant la valeur donnée	Evaluate 6+x if x=6	Evaluate $6 + x$ if $x = 6$
229847	Resolva para x	4/3(x-5/6)=62/9	$\frac{4}{3} (x - \frac{5}{6}) = \frac{62}{9}$
229848	Simplifier	racine cinquième de x^7* racine cubique de x^2	$\sqrt[5]{x^{7}} \cdot \sqrt[3]{x^{2}}$
229849	Tracer	y=1/2(1)^x	$y = \frac{1}{2} {(1)}^{x}$
229850	Simplifier	6x^3-3y^2-z+2x^2+3y^2-7z	$6 x^{3} - 3 y^{2} - z + 2 x^{2} + 3 y^{2} - 7 z$
229851	Évaluer	3z+9+14z=4z+5	$3 z + 9 + 14 z = 4 z + 5$
229852	Simplifier l''expression avec une racine	racine cubique de (5x^3)/(49x^5)	$\sqrt[3]{\frac{5 x^{3}}{49 x^{5}}}$
229853	Multiplier	(x-y-z)(x+y+z)	$(x - y - z) (x + y + z)$
229854	Évaluer	6*6^-1	$6 \times 6^{- 1}$
229855	Multiplier	4/3pi6^3	$\frac{4}{3} \cdot π \cdot 6^{3}$
229856	Tracer	(1/x)^(-)*5	${(\frac{1}{x})}^{-} \cdot 5$
229857	Resolva o Sistema de Equations	x+2y=-4 4y=3x+12	$x + 2 y = - 4$ $4 y = 3 x + 12$
229858	Évaluer	e^(x-1)-5=5	$e^{x - 1} - 5 = 5$
229859	Trouver le PPCM	x , x^2	$x$ , $x^{2}$
229860	Tracer	2x=-2/3y	$2 x = - \frac{2}{3} y$
229861	Trouver l''équation à l''aide de la formule d''une droite	(1,-1) y=3/2x+5	$(1, - 1)$ $y = \frac{3}{2} x + 5$
229862	Simplifier	racine carrée de -4* racine carrée de 2* racine carrée de -8* racine carrée de 4	$\sqrt{- 4} \cdot \sqrt{2} \cdot \sqrt{- 8} \cdot \sqrt{4}$
229863	Simplifier l''expression avec une racine	9^(1/3)*81^(1/3)	$9^{\frac{1}{3}} \cdot 81^{\frac{1}{3}}$
229864	Resolva para x	7 2/5=2/3x-4 1/2	$7 \frac{2}{5} = \frac{2}{3} x - 4 \frac{1}{2}$
229865	Resolva para y	(x+2)+(2y-1)i=-1+5i	$(x + 2) + (2 y - 1) i = - 1 + 5 i$
229866	Résoudre en utilisant la formule quadratique	(7w-10)+4=0	$(7 w - 10) + 4 = 0$
229867	Écrire sous forme usuelle	(-4-7i)*(3+i)	$(- 4 - 7 i) \cdot (3 + i)$
229868	Simplifier	x^-5x^(2/3)	$x^{- 5} x^{\frac{2}{3}}$
229869	Tracer	y>x 2 y<=x-2	$y > x$ $2$ $y \leq x - 2$
229870	Resolva para y	y=(100(0.02)+x(0.005))/(100+x)	$y = \frac{100 (0.02) + x (0.005)}{100 + x}$
229871	Resolva a Equação Racional para x	racine quatrième de 3x-5=-8	$\sqrt[4]{3 x - 5} = - 8$
229872	Tracer	F(x)=1/(-x^2)	$F (x) = \frac{1}{- x^{2}}$
229873	Simplifier	( racine cubique de u^4)( racine cubique de 2u^8)	$(\sqrt[3]{u^{4}}) (\sqrt[3]{2 u^{8}})$
229874	Resolva para x	y=(100(0.02)+x(0.005))/(100+x)	$y = \frac{100 (0.02) + x (0.005)}{100 + x}$
229875	Trouver la fonction réciproque	y=(2x-1)^2-2	$y = {(2 x - 1)}^{2} - 2$
229876	Resolva para a	-2a-4+a=-a-4	$- 2 a - 4 + a = - a - 4$
229877	Resolva para x	1=1/x	$1 = \frac{1}{x}$
229878	Simplifier	(3x+1)+( racine carrée de 3x-6+1)	$(3 x + 1) + (\sqrt{3 x - 6} + 1)$
229879	Resolva para x	3/5(x+1/6)=-23/10	$\frac{3}{5} (x + \frac{1}{6}) = - \frac{23}{10}$
229880	Resolva o Sistema de Equations	x^2+y^2=169 x^2+y=13	$x^{2} + y^{2} = 169$ $x^{2} + y = 13$
229881	Évaluer	(-7-(-4))^3+2^4	${(- 7 - (- 4))}^{3} + 2^{4}$
229882	Simplifier	(2x^5-6x^2+4x^4y)/(2x)	$\frac{2 x^{5} - 6 x^{2} + 4 x^{4} y}{2 x}$
229883	Simplifier	((2+2^3)^2)/5	$\frac{{(2 + 2^{3})}^{2}}{5}$
229884	Tracer	f(x^2)	$f (x^{2})$
229885	Résoudre en factorisant	18x^3=50x	$18 x^{3} = 50 x$
229886	Simplifier	(x1/4)/(x1/5)	$\frac{x \frac{1}{4}}{x \frac{1}{5}}$
229887	Résoudre en utilisant la formule quadratique	5x^2+1/5=2x	$5 x^{2} + \frac{1}{5} = 2 x$
229888	Resolva para x	(7(x-1))/2-5x=1/2	$\frac{7 (x - 1)}{2} - 5 x = \frac{1}{2}$
229889	Resolva para a	c=(ab)/(a+b)	$c = \frac{a b}{a + b}$
229890	Resolva para t	3/4\|8t-12\|=6(t-1)	$\frac{3}{4} \| 8 t - 12 \| = 6 (t - 1)$
229891	Resolva para h	-9h>(-63)	$- 9 h > (- 63)$
229892	Factoriser	2(x+1)(x-1)+5(x-1)	$2 (x + 1) (x - 1) + 5 (x - 1)$
229893	Simplifier	(3+i racine carrée de 3)/((i- racine carrée de 3)^2)	$\frac{(3 + i \sqrt{3})}{{(i - \sqrt{3})}^{2}}$
229894	Factoriser	x(y-z)-w(y-z)	$x (y - z) - w (y - z)$
229895	Resolva para x	7x+3=4x-5x+12	$7 x + 3 = 4 x - 5 x + 12$
229896	Simplifier	x/(3x)+(8x)/(3x)	$\frac{x}{3 x} + \frac{8 x}{3 x}$
229897	Resolva o Sistema de Inequalities	x/-3<=2 or 2x+8<=-10	$\frac{x}{- 3} \leq 2$ or $2 x + 8 \leq - 10$
229898	Écrire sous forme de l''équation d''une droite	(4,-3) , y=3x-5	$(4, - 3)$ , $y = 3 x - 5$
229899	Simplifier	1/(x+1)+3/(x^2-1)-2/((x+1)^2)	$\frac{1}{x + 1} + \frac{3}{x^{2} - 1} - \frac{2}{{(x + 1)}^{2}}$
229900	Resolva a Inequação para k	7k-3+5<-5	$7 k - 3 + 5 < - 5$