Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
164701	Évaluer la fonction	f(x)=3x+2 when x=-4	$f (x) = 3 x + 2$ when $x = - 4$
164702	Tracer	f(x)=f(x+2)-1	$f (x) = f (x + 2) - 1$
164703	Resolva para z	1/2z+4=5/2z-8	$\frac{1}{2} z + 4 = \frac{5}{2} z - 8$
164704	Écrire sous forme usuelle	6x^2+1-1/4x	$6 x^{2} + 1 - \frac{1}{4} x$
164705	Multiplier	(7/6a^7b^2)(5a^4b^6)	$(\frac{7}{6} a^{7} b^{2}) (5 a^{4} b^{6})$
164706	Resolva a Inequação para g	-9-5(10g-3)<=3g-6+8	$- 9 - 5 (10 g - 3) \leq 3 g - 6 + 8$
164707	Évaluer	2pi+pi	$2 π + π$
164708	Simplifier	( racine carrée de 16x^5)(5 racine carrée de 9x^3)	$(\sqrt{16 x^{5}}) (5 \sqrt{9 x^{3}})$
164709	Resolva para x	base logarithmique 3 de 4x-2 base logarithmique 3 de x=2	$\log_{3} (4 x) - 2 \log_{3} (x) = 2$
164710	Resolva para x	(410-x)/7+70=120	$\frac{410 - x}{7} + 70 = 120$
164711	Simplifier	(x-5)/(x^4-2x^3)*(x^2-4)/(x^2-3x-10)	$\frac{x - 5}{x^{4} - 2 x^{3}} \cdot \frac{x^{2} - 4}{x^{2} - 3 x - 10}$
164712	Resolva para F	3N=g/F+m	$3 N = \frac{g}{F} + m$
164713	Encontre f(g(x))	f(x)=4x and g(x)=x/4	$f (x) = 4 x$ and $g (x) = \frac{x}{4}$
164714	Resolva para x	72x^4-74x^2+14=0	$72 x^{4} - 74 x^{2} + 14 = 0$
164715	Évaluer	(x^3)^3	${(x^{3})}^{3}$
164716	Resolva para x	racine carrée de x+ racine carrée de 9 = racine carrée de 64	$\sqrt{x} + \sqrt{9} = \sqrt{64}$
164717	Tracer	f(x)=-x+3 if x<1; 3x-1 if x>=1	$f (x) = {\begin{cases} - x + 3 & x < 1 \\ 3 x - 1 & x \geq 1 \end{cases}$
164718	Resolva para b	racine carrée de a-b+c=3	$\sqrt{a - b + c} = 3$
164719	Resolva a Inequação para g	-5-3(5g-4)>=2g+6-10	$- 5 - 3 (5 g - 4) \geq 2 g + 6 - 10$
164720	Trouver le milieu	(-3,-7) and (3,-5)	$(- 3, - 7)$ and $(3, - 5)$
164721	Tracer	x+y<=2 and x>=1	$x + y \leq 2$ and $x \geq 1$
164722	Simplifier	((3x)/(x^2+10x+24))÷((x-6)/(x^2-36))	$\frac{3 x}{x^{2} + 10 x + 24} \div \frac{x - 6}{x^{2} - 36}$
164723	Resolva a Inequação de Valor Absoluto para n	\|9-4n\|<5	$\| 9 - 4 n \| < 5$
164724	Resolva a Inequação para x	(-2(x-3))/6>-2	$\frac{- 2 (x - 3)}{6} > - 2$
164725	Resolva a Equação Racional para x	5/x-1/3=1/x	$\frac{5}{x} - \frac{1}{3} = \frac{1}{x}$
164726	Résoudre en utilisant la formule quadratique	2x+5	$2 x + 5$
164727	Simplifier	(x-8)/(x^2-3x-40)*(x^2-25)/(x+9)	$\frac{x - 8}{x^{2} - 3 x - 40} \cdot \frac{x^{2} - 25}{x + 9}$
164728	Trouver toutes les solutions complexes	x^2=8	$x^{2} = 8$
164729	Évaluer la fonction	g(x) = cube root of 1+x at a=0	$g (x) = \sqrt[3]{1 + x}$ at $a = 0$
164730	Factoriser	-8y^5+6y^4+8y^3-6y^2	$- 8 y^{5} + 6 y^{4} + 8 y^{3} - 6 y^{2}$
164731	Simplifier	(3(q^5)^4)/(5q^4)	$\frac{3 {(q^{5})}^{4}}{5 q^{4}}$
164732	Resolva para y	4=5/3y	$4 = \frac{5}{3} y$
164733	Évaluer	pi÷4	$π \div 4$
164734	Resolva a Inequação para f	-8+5(-6f+5)<-4f+2+7	$- 8 + 5 (- 6 f + 5) < - 4 f + 2 + 7$
164735	Resolva para x	10/x+3=(x+9)/(x-4)	$\frac{10}{x} + 3 = \frac{x + 9}{x - 4}$
164736	Simplifier	( racine carrée de 891c^3d^4)/( racine carrée de 396c^5d^4)	$\frac{\sqrt{891 c^{3} d^{4}}}{\sqrt{396 c^{5} d^{4}}}$
164737	Tracer à l''aide de la table des valeurs	f(x)=3^x+2	$f (x) = 3^{x} + 2$
164738	Resolva para x	(1/16)^(x+3)=(1/4)^(x+1)	${(\frac{1}{16})}^{x + 3} = {(\frac{1}{4})}^{x + 1}$
164739	Simplifier	(x^2-36)/(x^2-11x+30)*(3x)/(x^3+6x^2)	$\frac{x^{2} - 36}{x^{2} - 11 x + 30} \cdot \frac{3 x}{x^{3} + 6 x^{2}}$
164740	Resolva para c	m=c-s	$m = c - s$
164741	Tracer	y>=3x+2 and 2y>6x-4	$y \geq 3 x + 2$ and $2 y > 6 x - 4$
164742	Resolva para x	(x-10)^2-1=0	${(x - 10)}^{2} - 1 = 0$
164743	Tracer	2y>x-2	$2 y > x - 2$
164744	Resolva para a	d=-f^3+1/4ta	$d = - f^{3} + \frac{1}{4} t a$
164745	Simplifier	(3x)/(x-2)*(x^2-4)/(x^2+3x+2)	$\frac{3 x}{x - 2} \cdot \frac{x^{2} - 4}{x^{2} + 3 x + 2}$
164746	Simplifier	((x^2+12x+35)/(x^2-49))÷((x+7)/(6x-42))	$\frac{x^{2} + 12 x + 35}{x^{2} - 49} \div \frac{x + 7}{6 x - 42}$
164747	Évaluer	2+(9^2-4)	$2 + (9^{2} - 4)$
164748	Simplifier	(3-3/(a+2))/(1/(a+2)+a/3)	$\frac{3 - \frac{3}{a + 2}}{\frac{1}{a + 2} + \frac{a}{3}}$
164749	Trouver le domaine de définition et l''ensemble d''arrivée	y^2=x	$y^{2} = x$
164750	Trouver la valeur exacte	base logarithmique 3 de 1/9	$\log_{3} (\frac{1}{9})$
164751	Simplifier	x+3x^2+2x-3-4x^2+6	$x + 3 x^{2} + 2 x - 3 - 4 x^{2} + 6$
164752	Évaluer	1/3(2)^3	$\frac{1}{3} {(2)}^{3}$
164753	Simplifier	(7x-4+x)/(2x-1)	$\frac{7 x - 4 + x}{2 x - 1}$
164754	Resolva o Sistema de Inequalities	4x-4<8 and 9x+5>23	$4 x - 4 < 8$ and $9 x + 5 > 23$
164755	Évaluer	(sin(x))/(cos(x))+(cos(x))/(sin(x))	$\frac{\sin (x)}{\cos (x)} + \frac{\cos (x)}{\sin (x)}$
164756	Resolva para x	2x+2=2(x+1)	$2 x + 2 = 2 (x + 1)$
164757	Resolva para x	6-1/(x+1)=x/(x+1)	$6 - \frac{1}{x + 1} = \frac{x}{x + 1}$
164758	Resolva para n	1/(n-8)-1=7/(n-8)	$\frac{1}{n - 8} - 1 = \frac{7}{n - 8}$
164759	Tracer	y<1/2x	$y < \frac{1}{2} x$
164760	Simplifier	((x^2)/(x^2+2x+1))÷((3x)/(x^2-1))	$\frac{x^{2}}{x^{2} + 2 x + 1} \div \frac{3 x}{x^{2} - 1}$
164761	Resolva para x	-5(x-2)-(x+2)=50	$- 5 (x - 2) - (x + 2) = 50$
164762	Écrire sous forme de l''équation d''une droite	y-8=0	$y - 8 = 0$
164763	Tracer	y=2x-3 y=-1/2x+2	$y = 2 x - 3$ $y = - \frac{1}{2} x + 2$
164764	Trouver le domaine de définition et l''ensemble d''arrivée	y=x/(x+1)	$y = \frac{x}{x + 1}$
164765	Simplifier	racine carrée de -8* racine carrée de -12	$\sqrt{- 8} \cdot \sqrt{- 12}$
164766	Resolva para c	a=11+4b-4c	$a = 11 + 4 b - 4 c$
164767	Tracer	f^-1(x)=x^2-2	$f^{- 1} (x) = x^{2} - 2$
164768	Évaluer	( racine cubique de x^2)^6	${(\sqrt[3]{x^{2}})}^{6}$
164769	Combiner les termes similaires	2(-2-4p)+2(-2p-1)	$2 (- 2 - 4 p) + 2 (- 2 p - 1)$
164770	Resolva para n	0=1+n	$0 = 1 + n$
164771	Resolva para x	4=\|-5x+11\|	$4 = \| - 5 x + 11 \|$
164772	Resolva para x	x=2x	$x = 2 x$
164773	Resolva para u	-10=6/5u	$- 10 = \frac{6}{5} u$
164774	Tracer	2x+1>=3	$2 x + 1 \geq 3$
164775	Combiner les termes similaires	2(-14+r)-(-3r-5)	$2 (- 14 + r) - (- 3 r - 5)$
164776	Resolva para W	V=LWH for W	$V = L W H$ for $W$
164777	Tracer	f(x)=-1/2\|x\|	$f (x) = - \frac{1}{2} \| x \|$
164778	Resolva para x	\|x-3\|>-1	$\| x - 3 \| > - 1$
164779	Resolva para c	racine carrée de a-b+c=3	$\sqrt{a - b + c} = 3$
164780	Resolva para a	-8(-4+a)+3(2a+1)=-19	$- 8 (- 4 + a) + 3 (2 a + 1) = - 19$
164781	Diviser	(8x^6-10x^4-12x^3)/(-4x^2)	$\frac{8 x^{6} - 10 x^{4} - 12 x^{3}}{- 4 x^{2}}$
164782	Resolva para x	1-(7x)/(x-1)=-7/(x-1)	$1 - \frac{7 x}{x - 1} = - \frac{7}{x - 1}$
164783	Évaluer	cos(theta)=1/2	$\cos (θ) = \frac{1}{2}$
164784	Évaluer	9^x=27	$9^{x} = 27$
164785	Resolva para x	-x/1.6-1.8=-3.3	$- \frac{x}{1.6} - 1.8 = - 3.3$
164786	Combiner les termes similaires	-5(1-5k)-4(2k+5)	$- 5 (1 - 5 k) - 4 (2 k + 5)$
164787	Resolva para n	31=-1/6n	$31 = - \frac{1}{6} n$
164788	Resolva a Inequação para w	-5+2(-5w+7)>=-5w-10+7	$- 5 + 2 (- 5 w + 7) \geq - 5 w - 10 + 7$
164789	Soustraire	-5 3/4-3 1/2	$- 5 \frac{3}{4} - 3 \frac{1}{2}$
164790	Resolva para x	-7/(x+7)+6=x/(x+7)	$- \frac{7}{x + 7} + 6 = \frac{x}{x + 7}$
164791	Resolva a Inequação para x	-3x-4>2	$- 3 x - 4 > 2$
164792	Simplifier	-3/-4	$\frac{- 3}{- 4}$
164793	Trouver la valeur exacte	1/2+2/3	$\frac{1}{2} + \frac{2}{3}$
164794	Simplifier	racine carrée de (27x^12)/(300x^8)	$\sqrt{\frac{27 x^{12}}{300 x^{8}}}$
164795	Resolva para x	racine carrée de -x+5+ racine carrée de 3x+4=3	$\sqrt{- x + 5} + \sqrt{3 x + 4} = 3$
164796	Resolva para y	31=\|5y+4\|	$31 = \| 5 y + 4 \|$
164797	Resolva para x	racine carrée de x-5- racine carrée de x=5	$\sqrt{x - 5} - \sqrt{x} = 5$
164798	Évaluer	sec(-pi/3)	$\sec (- \frac{π}{3})$
164799	Trouver la valeur exacte	tan(arccos(4x))	$\tan (\arccos (4 x))$
164800	Tracer	(x-5)^2=y+9	${(x - 5)}^{2} = y + 9$