Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
197501	Resolva para x	4 racine cubique de x-2+1=9	$4 \sqrt[3]{x - 2} + 1 = 9$
197502	Simplifier	(x+iy)^3	${(x + i y)}^{3}$
197503	Resolva para y	y^2=13y-42	$y^{2} = 13 y - 42$
197504	Resolva para t	49t-90t+37t+91t-65t=88	$49 t - 90 t + 37 t + 91 t - 65 t = 88$
197505	Simplifier	(3^(-2/3)*3^(1/3))^-1	${(3^{- \frac{2}{3}} \cdot 3^{\frac{1}{3}})}^{- 1}$
197506	Simplifier	x+2(x+3)	$x + 2 (x + 3)$
197507	Écrire sous forme usuelle	5x^2-12=2x^2+3	$5 x^{2} - 12 = 2 x^{2} + 3$
197508	Simplifier	-6(-4-7i)-(3i)(-i)	$- 6 (- 4 - 7 i) - (3 i) (- i)$
197509	Tracer	y=1/2cos(2/3x-pi/3)	$y = \frac{1}{2} \cos (\frac{2}{3} x - \frac{π}{3})$
197510	Écrire comme un unique logarithme	logarithme népérien de x+ logarithme népérien de 3	$\ln (x) + \ln (3)$
197511	Simplifier	(a^3+1)/(a^4-a^3+a-1)	$\frac{a^{3} + 1}{a^{4} - a^{3} + a - 1}$
197512	Resolva para x	5(3x-4)+4.5=3.9(-6x+1)+9.4	$5 (3 x - 4) + 4.5 = 3.9 (- 6 x + 1) + 9.4$
197513	Resolva para y	-1/2(-5y+4)=2+1/2y	$- \frac{1}{2} (- 5 y + 4) = 2 + \frac{1}{2} y$
197514	Simplifier	5/10+8/100	$\frac{5}{10} + \frac{8}{100}$
197515	Simplifier	(x+9)/(3y)+(2x)/(3y)	$\frac{x + 9}{3 y} + \frac{2 x}{3 y}$
197516	Resolva para x	2x-3+x-35=2-9x-4	$2 x - 3 + x - 35 = 2 - 9 x - 4$
197517	Tracer	x^4+x^2	$x^{4} + x^{2}$
197518	Resolva para x	12-x^2+x=0	$12 - x^{2} + x = 0$
197519	Trouver les racines (zéros)	f(x)=-(x+1)^2(x-1)	$f (x) = - {(x + 1)}^{2} (x - 1)$
197520	Resolva para E	sec(theta)=I/(ER^2)	$\sec (θ) = \frac{I}{E R^{2}}$
197521	Resolva para x	(3x+7)/10+(3x+1)/8=x+7	$\frac{3 x + 7}{10} + \frac{3 x + 1}{8} = x + 7$
197522	Simplifier	((27-12)/(8-3))^3	${(\frac{27 - 12}{8 - 3})}^{3}$
197523	Resolva para x	2x^2+10=4x+40	$2 x^{2} + 10 = 4 x + 40$
197524	Resolva para x	(9/25)^(3x)=3125/243	${(\frac{9}{25})}^{3 x} = \frac{3125}{243}$
197525	Resolva para x	((x+1)/(x-1)+1)/(5/(x-1))=2	$\frac{\frac{x + 1}{x - 1} + 1}{\frac{5}{x - 1}} = 2$
197526	Resolva para x	x+2-(2x+5)/2=(2x-1)/10	$x + 2 - \frac{2 x + 5}{2} = \frac{2 x - 1}{10}$
197527	Trouver le PPCM des dénominateurs	5/(x+11) and 9/(x-11)	$\frac{5}{x + 11}$ and $\frac{9}{x - 11}$
197528	Simplifier	-2/(3+ racine carrée de 6)	$\frac{- 2}{3 + \sqrt{6}}$
197529	Resolva para x	7+x=2x+6	$7 + x = 2 x + 6$
197530	Simplifier	5/9(x-32)	$\frac{5}{9} (x - 32)$
197531	Resolva para t	\|t\|=0	$\| t \| = 0$
197532	Trouver toutes les solutions complexes	(4y-5)+(-x-3)i=7-8i	$(4 y - 5) + (- x - 3) i = 7 - 8 i$
197533	Trouver la distance entre deux points	(4,6) and (-2,9)	$(4, 6)$ and $(- 2, 9)$
197534	Resolva para y	y=1/-2	$y = \frac{1}{- 2}$
197535	Trouver la valeur exacte	cot(-360 degrés )	$\cot (- 360 °)$
197536	Resolva para x	3/(5(x-4))=x/(x-4)	$\frac{3}{5 (x - 4)} = \frac{x}{(x - 4)}$
197537	Évaluer la fonction	f(x)=3x^2+2x+1 at x=-2	$f (x) = 3 x^{2} + 2 x + 1$ at $x = - 2$
197538	Factoriser	36(m+n)^2-121(m-n)^2	$36 {(m + n)}^{2} - 121 {(m - n)}^{2}$
197539	Résoudre en utilisant la formule quadratique	x^(2/3)-3x^(1/3)=28	$x^{\frac{2}{3}} - 3 x^{\frac{1}{3}} = 28$
197540	Diviser à l''aide de la division des polynômes	(3x^2+7x^3+11x-4)÷(x+2)	$(3 x^{2} + 7 x^{3} + 11 x - 4) \div (x + 2)$
197541	Simplifier	(-6y^2+4y-3x)+(4y^2-5y+6x)	$(- 6 y^{2} + 4 y - 3 x) + (4 y^{2} - 5 y + 6 x)$
197542	Resolva para x	1-1/(3x^(2/3))=0	$1 - \frac{1}{3 x^{\frac{2}{3}}} = 0$
197543	Simplifier	2x+y+4-3y+4+x	$2 x + y + 4 - 3 y + 4 + x$
197544	Resolva para m	9m-3(m+6)=2(m+1)	$9 m - 3 (m + 6) = 2 (m + 1)$
197545	Écrire sous forme de l''équation d''une droite	2x+3y>=6	$2 x + 3 y \geq 6$
197546	Trouver la droite perpendiculaire	(1,6) and perpendicular to 2x+7y=1	$(1, 6)$ and perpendicular to $2 x + 7 y = 1$
197547	Écrire sous forme usuelle	i^4	$i^{4}$
197548	Resolva a Inequação para x	-1<=-1/2x-(7x-1)-5	$- 1 \leq - \frac{1}{2} x - (7 x - 1) - 5$
197549	Simplifier	(cos(x)^2-sin(x)^2)/(1+2sin(x)cos(x))	$\frac{\cos^{2} (x) - \sin^{2} (x)}{1 + 2 \sin (x) \cos (x)}$
197550	Multiplier	(xy^2-4x^2y^3+5x^3y+4x^2)*(-2x^3y)	$(x y^{2} - 4 x^{2} y^{3} + 5 x^{3} y + 4 x^{2}) \cdot (- 2 x^{3} y)$
197551	Tracer	f(x)=sin(-(2x)/3)	$f (x) = \sin (- \frac{2 x}{3})$
197552	Resolva para x	2x^3+x^2-7x-6=0	$2 x^{3} + x^{2} - 7 x - 6 = 0$
197553	Resolva a Inequação para x	x^2-2x-5>=3	$x^{2} - 2 x - 5 \geq 3$
197554	Resolva para n	-2.6-1.5=n	$- 2.6 - 1.5 = n$
197555	Simplifier	(-4g-2-g^2)+(3g^2+9g)	$(- 4 g - 2 - g^{2}) + (3 g^{2} + 9 g)$
197556	Resolva para x	base logarithmique 3 de 4x^2-7- base logarithmique 3 de 3x+2=1	$\log_{3} (4 x^{2} - 7) - \log_{3} (3 x + 2) = 1$
197557	Tracer	f(x)=-6x^3+9x+x^5	$f (x) = - 6 x^{3} + 9 x + x^{5}$
197558	Resolva para x	1/2=sin(x)	$\frac{1}{2} = \sin (x)$
197559	Resolva para k	3/7k=12/35	$\frac{3}{7} k = \frac{12}{35}$
197560	Simplifier	racine quatrième de k^5*k	$\sqrt[4]{k^{5} \cdot k}$
197561	Simplifier	-4x^0z^3*3y	$- 4 x^{0} z^{3} \cdot 3 y$
197562	Resolva para r	n=L/(p(r+s))	$n = \frac{L}{p (r + s)}$
197563	Resolva para k	13+2k=3k+4(k-3)	$13 + 2 k = 3 k + 4 (k - 3)$
197564	Écrire sous forme usuelle	g(x)=-2(3x+1)(x+2)(x-3)	$g (x) = - 2 (3 x + 1) (x + 2) (x - 3)$
197565	Tracer	y<=-3x+4 y>=2x-1	$y \leq - 3 x + 4$ $y \geq 2 x - 1$
197566	Simplifier	-1x-1x	$- 1 x - 1 x$
197567	Simplifier l''expression avec une racine	(2^-7*5^5)^2	${(2^{- 7} \cdot 5^{5})}^{2}$
197568	Resolva a Inequação para x	8x-16-x^2<0	$8 x - 16 - x^{2} < 0$
197569	Resolva para p	s=p-0.2t	$s = p - 0.2 t$
197570	Resolva para m	2m-(m+1)=0	$2 m - (m + 1) = 0$
197571	Resolva para x	4+1.1(-8x-9.3)+8.6x=-9	$4 + 1.1 (- 8 x - 9.3) + 8.6 x = - 9$
197572	Resolva para y	y+4=5/y	$y + 4 = \frac{5}{y}$
197573	Resolva para x	5(-3x+2)+5x-5=-2	$5 (- 3 x + 2) + 5 x - 5 = - 2$
197574	Resolva para x	x^4-14x^2+49=0	$x^{4} - 14 x^{2} + 49 = 0$
197575	Tracer	y<=-1/3x+2 y>2x-3	$y \leq - \frac{1}{3} x + 2$ $y > 2 x - 3$
197576	Trouver la fonction réciproque	f(-2)	$f (- 2)$
197577	Simplifier	(k(k+1)(2k+1))/6+(k+1)^2	$\frac{k (k + 1) (2 k + 1)}{6} + {(k + 1)}^{2}$
197578	Resolva para x	-2x(x^2-9)(x^2+16)=0	$- 2 x (x^{2} - 9) (x^{2} + 16) = 0$
197579	Resolva para x	0=x^2+x-6	$0 = x^{2} + x - 6$
197580	Trouver les asymptotes dans le graphique	(-4x^2-16x)/(3x^2)	$\frac{- 4 x^{2} - 16 x}{3 x^{2}}$
197581	Resolva para q	14-(2q+5)=-2q+9	$14 - (2 q + 5) = - 2 q + 9$
197582	Simplifier	(6^(1/4))^3	${(6^{\frac{1}{4}})}^{3}$
197583	Évaluer	((5/2)^2+5/2)/(5/2-1)	$\frac{{(\frac{5}{2})}^{2} + \frac{5}{2}}{\frac{5}{2} - 1}$
197584	Simplifier	9x-20+x^2	$9 x - 20 + x^{2}$
197585	Tracer	f(x)=1/2\|x+1\|	$f (x) = \frac{1}{2} \| x + 1 \|$
197586	Tracer	y = cube root of 1/2x+4	$y = \sqrt[3]{\frac{1}{2} x} + 4$
197587	Développer les expressions logarithmiques	logarithme de x^2y^3 racine cubique de x^2y^5	$\log (x^{2} y^{3} \sqrt[3]{x^{2} y^{5}})$
197588	Tracer	(x^2)/16+(y^2)/25<=1	$\frac{x^{2}}{16} + \frac{y^{2}}{25} \leq 1$
197589	Simplifier	4x+1/4(16x-20y)	$4 x + \frac{1}{4} (16 x - 20 y)$
197590	Resolva o Sistema de Equations	x=y-3 2x-2y=-6	$x = y - 3$ $2 x - 2 y = - 6$
197591	Simplifier l''expression avec une racine	x racine carrée de x^8	$x \sqrt{x^{8}}$
197592	Évaluer	sin(2theta)=1/2	$\sin (2 θ) = \frac{1}{2}$
197593	Soustraire	(11+i)-(4-7i)	$(11 + i) - (4 - 7 i)$
197594	Resolva a Inequação de Valor Absoluto para x	(\|4x-12\|)/2=8	$\frac{\| 4 x - 12 \|}{2} = 8$
197595	Tracer	y<=1 and y>x	$y \leq 1$ and $y > x$
197596	Trouver le comportement à l''infini	f(x)=8064+54x^4-648x^2-9x^6+6912x-1332x^3+81x^5	$f (x) = 8064 + 54 x^{4} - 648 x^{2} - 9 x^{6} + 6912 x - 1332 x^{3} + 81 x^{5}$
197597	Évaluer	(e^(2x))^2	${(e^{2 x})}^{2}$
197598	Resolva para a	18-6a=4a-4(a+3)	$18 - 6 a = 4 a - 4 (a + 3)$
197599	Évaluer	(x+a)^2	${(x + a)}^{2}$
197600	Factoriser	x^2+ax^2-y-ay+cx^2-cy	$x^{2} + a x^{2} - y - a y + c x^{2} - c y$