Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
159001	Évaluer	(x+3)(x-3)	$(x + 3) (x - 3)$
159002	Trouver le produit	(x-y)^2	${(x - y)}^{2}$
159003	Resolva a Inequação de Valor Absoluto para x	\|x\|=7	$\| x \| = 7$
159004	Resolva para x	x+5<=13	$x + 5 \leq 13$
159005	Simplifier	(x^3-x^2+4)-(3x^3-2x^2+3)	$(x^{3} - x^{2} + 4) - (3 x^{3} - 2 x^{2} + 3)$
159006	Resolva para t	3t-t-t=14	$3 t - t - t = 14$
159007	Simplifier	1/2(8x+2)	$\frac{1}{2} (8 x + 2)$
159008	Simplifier	((18x^2y)/(5ab))÷((6xy^3)/(20a^2b))	$\frac{18 x^{2} y}{5 a b} \div \frac{6 x y^{3}}{20 a^{2} b}$
159009	Écrire sous forme usuelle	f(x)=x^2-8x	$f (x) = x^{2} - 8 x$
159010	Tracer	(0,-6)	$(0, - 6)$
159011	Tracer	y=x+5 and y=5x+5	$y = x + 5$ and $y = 5 x + 5$
159012	Resolva para x	2x+8=2(x+4)	$2 x + 8 = 2 (x + 4)$
159013	Évaluer	(2pi)/((5pi)/2)	$\frac{2 π}{\frac{5 π}{2}}$
159014	Trouver la fonction	f(x)=2x^2	$f (x) = 2 x^{2}$
159015	Factoriser	96-48mn^2+144n^3	$96 - 48 m n^{2} + 144 n^{3}$
159016	Resolva para m	-(6m+8)=4(17-m)	$- (6 m + 8) = 4 (17 - m)$
159017	Trouver les racines (zéros)	x^2-1=0	$x^{2} - 1 = 0$
159018	Resolva a Inequação para x	4x-1<11	$4 x - 1 < 11$
159019	Resolva para x	(2x)/(x+1)+5/(2x)=2	$\frac{2 x}{x + 1} + \frac{5}{2 x} = 2$
159020	Resolva a Inequação de Valor Absoluto para x	\|2x-3\|=7	$\| 2 x - 3 \| = 7$
159021	Trouver la fonction	f(x)=2x+4	$f (x) = 2 x + 4$
159022	Resolva o Sistema de Equations	y=6x-11 -2x-3y=-7	$y = 6 x - 11$ $- 2 x - 3 y = - 7$
159023	Factoriser	3x^3-9ax^2-x+3a	$3 x^{3} - 9 a x^{2} - x + 3 a$
159024	Resolva para q	16q+2q-13q=15	$16 q + 2 q - 13 q = 15$
159025	Trouver la valeur exacte	10-10*10+10	$10 - 10 \cdot 10 + 10$
159026	Resolva para x	x^3+x=0	$x^{3} + x = 0$
159027	Resolva a Inequação para x	x^2+3x-10>0	$x^{2} + 3 x - 10 > 0$
159028	Tracer	y=-f(x+4)	$y = - f (x + 4)$
159029	Trouver le produit	(3x-2)^2	${(3 x - 2)}^{2}$
159030	Simplifier	(-2^3)^-2	${(- 2^{3})}^{- 2}$
159031	Trouver le produit	2x(x-4)	$2 x (x - 4)$
159032	Tracer	f(x)=-x+2 if x<=1; 5x-2 if x>1	$f (x) = {\begin{cases} - x + 2 & x \leq 1 \\ 5 x - 2 & x > 1 \end{cases}$
159033	Resolva a Inequação para x	12-6x>24	$12 - 6 x > 24$
159034	Simplifier	(f(a+h)-f(a))/h	$\frac{f (a + h) - f (a)}{h}$
159035	Resolva para x	A=(CD)/x	$A = \frac{C D}{x}$
159036	Simplifier	(-1/2)^2	${(- \frac{1}{2})}^{2}$
159037	Resolva para x	-3/5+7/(6x)=7/(3x)	$- \frac{3}{5} + \frac{7}{6 x} = \frac{7}{3 x}$
159038	Diviser	(7/8)÷(3/4)	$\frac{7}{8} \div \frac{3}{4}$
159039	Évaluer	-1-3-(-9)+(-5)	$- 1 - 3 - (- 9) + (- 5)$
159040	Trouver le produit	(2x+3)(2x-3)	$(2 x + 3) (2 x - 3)$
159041	Évaluer	4/3pi(5)^3	$\frac{4}{3} π {(5)}^{3}$
159042	Resolva para x	(2x-1)(x+4)=0	$(2 x - 1) (x + 4) = 0$
159043	Resolva para d	-9d+12d=15	$- 9 d + 12 d = 15$
159044	Trouver le produit	(a+b)(a-b)	$(a + b) (a - b)$
159045	Tracer	f(x)=-5x+3 if x<=2; x-4 if x>2	$f (x) = {\begin{cases} - 5 x + 3 & x \leq 2 \\ x - 4 & x > 2 \end{cases}$
159046	Simplifier	((18xy^3)/(5a^2b))÷((6x^2y)/(20ab))	$\frac{18 x y^{3}}{5 a^{2} b} \div \frac{6 x^{2} y}{20 a b}$
159047	Simplifier	((8^-5)/(2^-2))^-4	${(\frac{8^{- 5}}{2^{- 2}})}^{- 4}$
159048	Resolva para θ	sin(theta)=-1	$\sin (θ) = - 1$
159049	Resolva a Inequação de Valor Absoluto para x	\|-4+5x\|=16	$\| - 4 + 5 x \| = 16$
159050	Trouver le produit	(x-2)^3	${(x - 2)}^{3}$
159051	Tracer	g(x)=1/3f(x)	$g (x) = \frac{1}{3} f (x)$
159052	Simplifier	(2+i)/(2-i)	$\frac{2 + i}{2 - i}$
159053	Factoriser	x^2-a^2+x-a^2x	$x^{2} - a^{2} + x - a^{2} x$
159054	Résoudre en utilisant la formule quadratique	x^2+x	$x^{2} + x$
159055	Resolva para θ	2sin(theta)-1=0	$2 \sin (θ) - 1 = 0$
159056	Resolva para r	1.5r+15=2.25r	$1.5 r + 15 = 2.25 r$
159057	Resolva para x	-2(x-5)+6=4-6(x+5)	$- 2 (x - 5) + 6 = 4 - 6 (x + 5)$
159058	Simplifier	racine carrée de 2a* racine carrée de 14a^3* racine carrée de 5a	$\sqrt{2 a} \cdot \sqrt{14 a^{3}} \cdot \sqrt{5 a}$
159059	Simplifier	(2 racine carrée de 3)/( racine carrée de 6)	$\frac{2 \sqrt{3}}{\sqrt{6}}$
159060	Resolva para x	x^2+14x+17=-96	$x^{2} + 14 x + 17 = - 96$
159061	Resolva para C	R=5(C/A-0.3)	$R = 5 (\frac{C}{A} - 0.3)$
159062	Simplifier	1/2(3/5x-8)+7/4(2/5x+4)	$\frac{1}{2} (\frac{3}{5} x - 8) + \frac{7}{4} (\frac{2}{5} x + 4)$
159063	Évaluer	(x-y)^2	${(x - y)}^{2}$
159064	Resolva para m	-3/4m-1/2=2+1/4m	$- \frac{3}{4} m - \frac{1}{2} = 2 + \frac{1}{4} m$
159065	Factoriser	-36-42x^2	$- 36 - 42 x^{2}$
159066	Simplifier	racine carrée de 12-2/5 racine carrée de 75	$\sqrt{12} - \frac{2}{5} \sqrt{75}$
159067	Tracer	f(x)=-x+3 if x<2; 2x-3 if x>=2	$f (x) = {\begin{cases} - x + 3 & x < 2 \\ 2 x - 3 & x \geq 2 \end{cases}$
159068	Résoudre en utilisant la formule quadratique	8q(q-2)+10=0	$8 q (q - 2) + 10 = 0$
159069	Resolva para x	-7/(4x)+5/(6x)=1	$- \frac{7}{4 x} + \frac{5}{6 x} = 1$
159070	Factoriser	-36+20x^4	$- 36 + 20 x^{4}$
159071	Écrire sous forme usuelle	f(x)=x^2+2x-1	$f (x) = x^{2} + 2 x - 1$
159072	Resolva para y	-6y+13+9y=8y-3	$- 6 y + 13 + 9 y = 8 y - 3$
159073	Resolva para x	z=m-x	$z = m - x$
159074	Resolva a Inequação para x	2(4x-3)>=-3(3x)+5x	$2 (4 x - 3) \geq - 3 (3 x) + 5 x$
159075	Simplifier	(3x^2y^-3)/(12x^6y^3)	$\frac{3 x^{2} y^{- 3}}{12 x^{6} y^{3}}$
159076	Resolva a Inequação para m	4-2m>7-3m	$4 - 2 m > 7 - 3 m$
159077	Resolva a Inequação para t	-6t<12	$- 6 t < 12$
159078	Simplifier	2 racine carrée de 2*2 racine carrée de 2	$2 \sqrt{2} \cdot 2 \sqrt{2}$
159079	Tracer à l''aide de la table des valeurs	y=\|x\|	$y = \| x \|$
159080	Tracer	y=(-1/2x)^2	$y = {(- \frac{1}{2} x)}^{2}$
159081	Resolva para x	7+2ax=13	$7 + 2 a x = 13$
159082	Resolva a Inequação para x	1/x>2	$\frac{1}{x} > 2$
159083	Trouver le produit	(x-8)^2	${(x - 8)}^{2}$
159084	Tracer	f(x)=x-3 if x<=-2; 4x+5 if x>-2	$f (x) = {\begin{cases} x - 3 & x \leq - 2 \\ 4 x + 5 & x > - 2 \end{cases}$
159085	Resolva para q	q^2+q=0	$q^{2} + q = 0$
159086	Resolva a Inequação de Valor Absoluto para x	\|x\|=5	$\| x \| = 5$
159087	Resolva para θ	sin(theta)=1	$\sin (θ) = 1$
159088	Resolva a Inequação para z	18-5z+6z>3+6	$18 - 5 z + 6 z > 3 + 6$
159089	Simplifier	((x^2y^3)^(1/3))/( racine cubique de x^2y)	$\frac{{(x^{2} y^{3})}^{\frac{1}{3}}}{\sqrt[3]{x^{2} y}}$
159090	Resolva para V	P=IV	$P = I V$
159091	Simplifier	(4x-2x^3)+(5x^3-4x+5)	$(4 x - 2 x^{3}) + (5 x^{3} - 4 x + 5)$
159092	Resolva para x	-ax-20=-14	$- a x - 20 = - 14$
159093	Resolva para u	8u-8u+u=4	$8 u - 8 u + u = 4$
159094	Resolva para x	4=6/ax+5	$4 = \frac{6}{a} x + 5$
159095	Décrire la transformation	y=2f(x)	$y = 2 f (x)$
159096	Tracer à l''aide de la table des valeurs	f(x)=-3^x	$f (x) = - 3^{x}$
159097	Simplifier	(16^(3/2))^(1/2)	${(16^{\frac{3}{2}})}^{\frac{1}{2}}$
159098	Resolva para y	3(y+41)=3y+123	$3 (y + 41) = 3 y + 123$
159099	Resolva para x	e^(x/4)=7	$e^{\frac{x}{4}} = 7$
159100	Trouver le produit	(x+6)(x-6)	$(x + 6) (x - 6)$