Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
193501	Trouver toutes les solutions complexes	tan(theta) = square root of 2sin(theta)	$\tan (θ) = \sqrt{2} \sin (θ)$
193502	Tracer à l''aide de la table des valeurs	(3/2)^x	${(\frac{3}{2})}^{x}$
193503	Tracer	y=1/2cot(pix)	$y = \frac{1}{2} \cot (π x)$
193504	Resolva para x	1/5(3x-0.5)+1/6=x/5+0.5	$\frac{1}{5} (3 x - 0.5) + \frac{1}{6} = \frac{x}{5} + 0.5$
193505	Resolva a Inequação para s	2.75+11.50s<=55	$2.75 + 11.5 s \leq 55$
193506	Simplifier	( racine carrée de 2bc)/( racine carrée de 3)	$\frac{\sqrt{2 b c}}{\sqrt{3}}$
193507	Trouver toutes les solutions complexes	81^x=3	$81^{x} = 3$
193508	Resolva para y	(x-2)/y=z	$\frac{x - 2}{y} = z$
193509	Resolva para x	-x-1/2x=9	$- x - \frac{1}{2} x = 9$
193510	Resolva para m	-3(3m-10)-7=-5(m+1)+3m	$- 3 (3 m - 10) - 7 = - 5 (m + 1) + 3 m$
193511	Resolva o Sistema de Equations	4p-2t=6 8p+6t=12+2t	$4 p - 2 t = 6$ $8 p + 6 t = 12 + 2 t$
193512	Évaluer	(g*f)(-1)	$(g \cdot f) (- 1)$
193513	Factoriser	1/(x^2-1)	$\frac{1}{x^{2} - 1}$
193514	Tracer	-6<=g(x)<3	$- 6 \leq g (x) < 3$
193515	Trouver les points d''intersection avec les axes des abscisses et des ordonnées	f(x)=-x^4+x^3-6x^2+8x-16	$f (x) = - x^{4} + x^{3} - 6 x^{2} + 8 x - 16$
193516	Combiner les termes similaires	(-4x^2+3x+3)-(4x^2+9)	$(- 4 x^{2} + 3 x + 3) - (4 x^{2} + 9)$
193517	Resolva para x	-12+8yi=3x-i	$- 12 + 8 y i = 3 x - i$
193518	Resolva para x	(2x-8)^(2/3)=4	${(2 x - 8)}^{\frac{2}{3}} = 4$
193519	Évaluer	1/2(4)^2-4	$\frac{1}{2} {(4)}^{2} - 4$
193520	Simplifier	x^2+1/x	$x^{2} + \frac{1}{x}$
193521	Resolva para z	-10>=-2z	$- 10 \geq - 2 z$
193522	Resolva a Equação Racional para x	(5+3x)/10-(2(x-1))/8=1	$\frac{5 + 3 x}{10} - \frac{2 (x - 1)}{8} = 1$
193523	Simplifier	-5y^25y^25y^2*5y^2	$- 5 y^{2} \cdot 5 y^{2} \cdot 5 y^{2} \cdot 5 y^{2}$
193524	Resolva para x	(2x)/(x-1)+(x-5)/(x^2-1)=1	$\frac{2 x}{x - 1} + \frac{x - 5}{x^{2} - 1} = 1$
193525	Simplifier	( racine carrée de -36)/(- racine carrée de 4)	$\frac{\sqrt{- 36}}{- \sqrt{4}}$
193526	Resolva para q	8q-7=7q-10	$8 q - 7 = 7 q - 10$
193527	Resolva para θ	tan(theta)^2=3/2sec(theta)	$\tan^{2} (θ) = \frac{3}{2} \sec (θ)$
193528	Resolva para x	-4+2x=0	$- 4 + 2 x = 0$
193529	Évaluer	(4t-8/5)-(3-4/3t)	$(4 t - \frac{8}{5}) - (3 - \frac{4}{3} t)$
193530	Resolva para x	z=(8+x)k	$z = (8 + x) k$
193531	Resolva para c	ab+cd=ef	$a b + c d = e f$
193532	Trouver la valeur exacte	sin(pi/6)cos((7pi)/12)+cos(pi/6)sin((7pi)/12)	$\sin (\frac{π}{6}) \cos (\frac{7 π}{12}) + \cos (\frac{π}{6}) \sin (\frac{7 π}{12})$
193533	Trouver le domaine de définition et l''ensemble d''arrivée	g(x)=- racine carrée de x^2+9	$g (x) = - \sqrt{x^{2} + 9}$
193534	Tracer	f(x)=-x,x<0; 1,x>=0	$f (x) = {\begin{cases} - x, x < 0 \\ 1, x \geq 0 \end{cases}$
193535	Simplifier	(-3y)(-4x^2y^3)^3	$(- 3 y) {(- 4 x^{2} y^{3})}^{3}$
193536	Resolva a Inequação para x	x^2+x-56<=0	$x^{2} + x - 56 \leq 0$
193537	Simplifier	-7/9-5/10	$- \frac{7}{9} - \frac{5}{10}$
193538	Trouver toutes les solutions complexes	-5/(x(x-1))=(x+5)/x	$- \frac{5}{x (x - 1)} = \frac{x + 5}{x}$
193539	Resolva para x	(6x)/7+x/7=-2	$\frac{6 x}{7} + \frac{x}{7} = - 2$
193540	Simplifier	(1/x)÷(2/x)	$\frac{1}{x} \div \frac{2}{x}$
193541	Factoriser	4x^3-3x-1	$4 x^{3} - 3 x - 1$
193542	Écrire sous forme usuelle	4x-9y-7=4	$4 x - 9 y - 7 = 4$
193543	Factoriser	49x^2y^6z^10-a^12	$49 x^{2} y^{6} z^{10} - a^{12}$
193544	Trouver le produit	y^4*y^3	$y^{4} \cdot y^{3}$
193545	Resolva a Inequação para x	-1<\|2x-3\|<7	$- 1 < \| 2 x - 3 \| < 7$
193546	Encontre h(k(x))	h(x) = square root of x+3 and k(x)=2x+7	$h (x) = \sqrt{x + 3}$ and $k (x) = 2 x + 7$
193547	Évaluer	arccos((- racine carrée de 3)/2)	$\arccos (\frac{- \sqrt{3}}{2})$
193548	Resolva para x	(x+7)/12+5/4=3x-4	$\frac{x + 7}{12} + \frac{5}{4} = 3 x - 4$
193549	Déterminer si c''est parallèle	2x+y=1 and 2y+4x=2	$2 x + y = 1$ and $2 y + 4 x = 2$
193550	Écrire sous forme de l''équation d''une droite	x+y<=4	$x + y \leq 4$
193551	Simplifier	1/3(15x-9)+1/5(25x+5)	$\frac{1}{3} (15 x - 9) + \frac{1}{5} (25 x + 5)$
193552	Resolva para θ	tan(theta)=(2 racine carrée de 3)/3sin(theta)	$\tan (θ) = \frac{2 \sqrt{3}}{3} \sin (θ)$
193553	Resolva para x	(x+1)^(2/3)=(9x+1)^(1/3)	${(x + 1)}^{\frac{2}{3}} = {(9 x + 1)}^{\frac{1}{3}}$
193554	Resolva a Inequação de Valor Absoluto para w	(\|5+3w\|)/-2<=-1	$\frac{\| 5 + 3 w \|}{- 2} \leq - 1$
193555	Trouver le comportement à l''infini	f(x)=-8x^5-1808x^2+80x^4+7680+72x^3+704x	$f (x) = - 8 x^{5} - 1808 x^{2} + 80 x^{4} + 7680 + 72 x^{3} + 704 x$
193556	Resolva para x	-2>=x/5	$- 2 \geq \frac{x}{5}$
193557	Trouver l''équation à l''aide de la formule d''une pente	m=4/15 ; passes through (5,7)	$m = \frac{4}{15}$ ; passes through $(5, 7)$
193558	Simplifier	-2x^-3y(5yx^5+8xy-4y^2x^2)	$- 2 x^{- 3} y (5 y x^{5} + 8 x y - 4 y^{2} x^{2})$
193559	Tracer	(0,pi)	$(0, π)$
193560	Écrire sous forme usuelle	(x-3i)(x+3i)	$(x - 3 i) (x + 3 i)$
193561	Resolva a Inequação para x	x^3+x^2+49x+49<0	$x^{3} + x^{2} + 49 x + 49 < 0$
193562	Combiner les termes similaires	(-5x^2-4x-1)+(-4x^2-4x)	$(- 5 x^{2} - 4 x - 1) + (- 4 x^{2} - 4 x)$
193563	Resolva para x	(-4x+5)-(6x+7)=0	$(- 4 x + 5) - (6 x + 7) = 0$
193564	Tracer	sin(theta)>0 , tan(theta)>0	$\sin (θ) > 0$ , $\tan (θ) > 0$
193565	Trouver les valeurs exclues	2/(5x)+1/4=39/(10x)-1/3	$\frac{2}{5 x} + \frac{1}{4} = \frac{39}{10 x} - \frac{1}{3}$
193566	Évaluer	h(3)=-16x^2+200	$h (3) = - 16 x^{2} + 200$
193567	Simplifier	(2/(3x)-1/(4y))^2	${(\frac{2}{3 x} - \frac{1}{4 y})}^{2}$
193568	Simplifier	(-6+ racine carrée de 18)/(2(2))	$\frac{- 6 + \sqrt{18}}{2 (2)}$
193569	Simplifier	(x*4^8)/(4^5)	$\frac{x \cdot 4^{8}}{4^{5}}$
193570	Resolva a Inequação para u	10>(5u)/4>15/2	$10 > \frac{5 u}{4} > \frac{15}{2}$
193571	Resolva a Inequação para x	102>6x+3(4-8x)	$102 > 6 x + 3 (4 - 8 x)$
193572	Resolva a Equação Racional para x	(x-3)/2=(x+1)/3	$\frac{x - 3}{2} = \frac{x + 1}{3}$
193573	Simplifier	( racine carrée de 5)/(5+ racine carrée de 2)	$\frac{\sqrt{5}}{5 + \sqrt{2}}$
193574	Resolva para x	\|2x+4\|-\|3-x\|=-1	$\| 2 x + 4 \| - \| 3 - x \| = - 1$
193575	Transformer en un intervalle	x>9 or x<-2	$x > 9$ or $x < - 2$
193576	Resolva para k	4k+3=1/4(8k+16)	$4 k + 3 = \frac{1}{4} (8 k + 16)$
193577	Simplifier	(cos(x)^2-sin(x)^2)/(cos(x)-sin(x))	$\frac{\cos^{2} (x) - \sin^{2} (x)}{\cos (x) - \sin (x)}$
193578	Resolva a Inequação para x	10^(4x+1)>100^(x-2)	$10^{4 x + 1} > 100^{x - 2}$
193579	Resolva a Inequação para t	3/10(t+2)-t/20>=3/5	$\frac{3}{10} (t + 2) - \frac{t}{20} \geq \frac{3}{5}$
193580	Resolva a Inequação para m	m-4<3	$m - 4 < 3$
193581	Resolva para a	\|-a+2\|+9=6	$\| - a + 2 \| + 9 = 6$
193582	Resolva a Inequação para x	x(x+12)>(x-4)^2	$x (x + 12) > {(x - 4)}^{2}$
193583	Évaluer	2/((-5/x)^2-3)	$\frac{2}{{(- \frac{5}{x})}^{2} - 3}$
193584	Resolva para t	-2(t+7)=-4t+12	$- 2 (t + 7) = - 4 t + 12$
193585	Évaluer	sin(360 degrés )	$\sin (360 °)$
193586	Trouver le domaine de définition et l''ensemble d''arrivée	f(x)=y	$f (x) = y$
193587	Resolva para r	P=A/(1+rt) for r	$P = \frac{A}{1 + r t}$ for $r$
193588	Tracer	1>=x/-5	$1 \geq \frac{x}{- 5}$
193589	Diviser sans détailler	(2x^4-x^3-15x^2+3x)÷(x+3)	$(2 x^{4} - x^{3} - 15 x^{2} + 3 x) \div (x + 3)$
193590	Resolva para x	1/x+2/(x+2)=1/(3x)	$\frac{1}{x} + \frac{2}{x + 2} = \frac{1}{3 x}$
193591	Évaluer	cos(arctan( racine carrée de 3))	$\cos (\arctan (\sqrt{3}))$
193592	Simplifier	-9/12-(-7/4)	$- \frac{9}{12} - (- \frac{7}{4})$
193593	Tracer	graph y=2x	graph $y = 2 x$
193594	Resolva para x	0=2^x	$0 = 2^{x}$
193595	Resolva a Inequação para c	-7<2c-1<10	$- 7 < 2 c - 1 < 10$
193596	Simplifier	racine carrée de -10 racine carrée de -10+ racine carrée de -3 racine carrée de -27	$\sqrt{- 10} \sqrt{- 10} + \sqrt{- 3} \sqrt{- 27}$
193597	Évaluer la fonction	f(x) = square root of x at x=9	$f (x) = \sqrt{x}$ at $x = 9$
193598	Trouver les zéros à l''aide de la règle des signes de Descartes	g(x)=-x^4-2x^3+7x^2+4x+1	$g (x) = - x^{4} - 2 x^{3} + 7 x^{2} + 4 x + 1$
193599	Évaluer	32/3pi	$\frac{32}{3} π$
193600	Resolva a Inequação para y	1/2(x+2)+3y<8	$\frac{1}{2} (x + 2) + 3 y < 8$