Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
170701	Tracer	-f(x)+3	$- f (x) + 3$
170702	Resolva para y	-1/2=-1/9y-1/6	$- \frac{1}{2} = - \frac{1}{9} y - \frac{1}{6}$
170703	Resolva para x	9/(4x)+1/3=5/(2x)	$\frac{9}{4 x} + \frac{1}{3} = \frac{5}{2 x}$
170704	Resolva a Inequação para x	-3(x-3)>5-5x	$- 3 (x - 3) > 5 - 5 x$
170705	Resolva para w	-12=-9w	$- 12 = - 9 w$
170706	Resolva a Inequação para v	5(v+3)-10v>-10	$5 (v + 3) - 10 v > - 10$
170707	Écrire sous forme exponentielle	base logarithmique (x-4) de 4=3/2	$\log_{(x - 4)} (4) = \frac{3}{2}$
170708	Resolva para x	1+2x-x=x-5+x	$1 + 2 x - x = x - 5 + x$
170709	Resolva para a	9=\|a/4\|	$9 = \| \frac{a}{4} \|$
170710	Simplifier	27 racine cubique de (x^3)/27	$27 \sqrt[3]{\frac{x^{3}}{27}}$
170711	Resolva para q	-10/(q-2)-7/(q+4)=1	$\frac{- 10}{q - 2} - \frac{7}{q + 4} = 1$
170712	Écrire sous forme exponentielle	base logarithmique (x-2) de 5x+7=2	$\log_{(x - 2)} (5 x + 7) = 2$
170713	Multiplier	5*(-1/5)	$5 \cdot (- \frac{1}{5})$
170714	Simplifier	(y^10)/(2x^3)*(20x^14)/(xy^6)	$\frac{y^{10}}{2 x^{3}} \cdot \frac{20 x^{14}}{x y^{6}}$
170715	Resolva para b	\|b/11\|=4	$\| \frac{b}{11} \| = 4$
170716	Simplifier	(2-yi)^2	${(2 - y i)}^{2}$
170717	Trouver le quotient	(x^3-3x^2+5x-3)÷(x-1)	$(x^{3} - 3 x^{2} + 5 x - 3) \div (x - 1)$
170718	Évaluer	2/4(1+2)	$\frac{2}{4} (1 + 2)$
170719	Tracer	4y+3<=y+6	$4 y + 3 \leq y + 6$
170720	Resolva para x	2/7(x-2)=4x	$\frac{2}{7} (x - 2) = 4 x$
170721	Resolva para y	-2/3y+1/2=3/4y-1/5	$- \frac{2}{3} y + \frac{1}{2} = \frac{3}{4} y - \frac{1}{5}$
170722	Simplifier	(2/3+2/3i)^2	${(\frac{2}{3} + \frac{2}{3} i)}^{2}$
170723	Resolva o Sistema de Inequalities	4x+4>-32 or 16>4x+4	$4 x + 4 > - 32$ or $16 > 4 x + 4$
170724	Resolva a Inequação para x	x+1<6	$x + 1 < 6$
170725	Multiplier	(3-c^2d)(4-4c^2d)	$(3 - c^{2} d) (4 - 4 c^{2} d)$
170726	Résoudre par substitution	y=2x^2-3x-1 y=x-3	$y = 2 x^{2} - 3 x - 1$ $y = x - 3$
170727	Resolva a Inequação para x	10/(7-x)>=x	$\frac{10}{7 - x} \geq x$
170728	Trouver le PPCM	12 and 18	$12$ and $18$
170729	Resolva para k	k^4-100k^2=0	$k^{4} - 100 k^{2} = 0$
170730	Resolva para t	2 2/5t=9/10	$2 \frac{2}{5} t = \frac{9}{10}$
170731	Combiner les termes similaires	-6x-3+3x+8y+9-2y	$- 6 x - 3 + 3 x + 8 y + 9 - 2 y$
170732	Simplifier l''expression avec une racine	2/( racine carrée de 2)	$\frac{2}{\sqrt{2}}$
170733	Simplifier	racine carrée de 3(-5 racine carrée de 10+ racine carrée de 6)	$\sqrt{3} (- 5 \sqrt{10} + \sqrt{6})$
170734	Simplifier	2x-(2x+3)^2+4(x-1)+x^3	$2 x - {(2 x + 3)}^{2} + 4 (x - 1) + x^{3}$
170735	Simplifier	(x^2+x-6)/(x^2-4)	$\frac{x^{2} + x - 6}{x^{2} - 4}$
170736	Simplifier	(1+csc(t))/(1+sin(t))	$\frac{1 + \csc (t)}{1 + \sin (t)}$
170737	Resolva a Inequação para x	x^2>=1	$x^{2} \geq 1$
170738	Resolva para x	\|x\|=-x	$\| x \| = - x$
170739	Simplifier	(-20w^7)/(-4(w^-5)^3)	$\frac{- 20 w^{7}}{- 4 {(w^{- 5})}^{3}}$
170740	Évaluer	-2/(2(1))	$\frac{- 2}{2 (1)}$
170741	Simplifier	2/5(d-10)-2/3(d+6)	$\frac{2}{5} (d - 10) - \frac{2}{3} (d + 6)$
170742	Tracer	f(x)=1/2\|x\|-9	$f (x) = \frac{1}{2} \| x \| - 9$
170743	Resolva para x	2/3(6x-3)=1/2(6x-4)	$\frac{2}{3} (6 x - 3) = \frac{1}{2} (6 x - 4)$
170744	Simplifier	(8b^2)/(4ab)	$\frac{8 b^{2}}{4 a b}$
170745	Tracer	-2(x+6)>-4x	$- 2 (x + 6) > - 4 x$
170746	Tracer	x<=1/3	$x \leq \frac{1}{3}$
170747	Trouver le quotient	(3x^4+6x^3+2x^2+9x+10)÷(x+2)	$(3 x^{4} + 6 x^{3} + 2 x^{2} + 9 x + 10) \div (x + 2)$
170748	Multiplier	3/4*1/2	$\frac{3}{4} \cdot \frac{1}{2}$
170749	Trouver la distance entre deux points	(-3,-4) and (4,3)	$(- 3, - 4)$ and $(4, 3)$
170750	Simplifier	(7n)/(3n-18)+(n+3)/3	$\frac{7 n}{3 n - 18} + \frac{n + 3}{3}$
170751	Resolva para x	x-10 = square root of 9x	$x - 10 = \sqrt{9 x}$
170752	Simplifier	9xy^2*9x^5y^2	$9 x y^{2} \cdot 9 x^{5} y^{2}$
170753	Resolva para y	3(-y+7)=3(y+5)+6	$3 (- y + 7) = 3 (y + 5) + 6$
170754	Resolva para x	racine carrée de 6+x-x^2=9	$\sqrt{6 + x - x^{2}} = 9$
170755	Factoriser	9x^4yz^2+33z^4	$9 x^{4} y z^{2} + 33 z^{4}$
170756	Tracer	y=x^(-1/3)	$y = x^{- \frac{1}{3}}$
170757	Résoudre par substitution	-5x+2y=-42 6x=y	$- 5 x + 2 y = - 42$ $6 x = y$
170758	Trouver le quotient	(x^5+x^3-1)÷(x-4)	$(x^{5} + x^{3} - 1) \div (x - 4)$
170759	Simplifier	5x^2-x(5x-3x(x-8)-11)+3	$5 x^{2} - x (5 x - 3 x (x - 8) - 11) + 3$
170760	Diviser	7 1/2÷1 1/2	$7 \frac{1}{2} \div 1 \frac{1}{2}$
170761	Resolva para W	P=W/t	$P = \frac{W}{t}$
170762	Factoriser	(a^2+1)-b(a^2+1)	$(a^{2} + 1) - b (a^{2} + 1)$
170763	Resolva para a	(a+b)^2=a^2+2ab+b^2	${(a + b)}^{2} = a^{2} + 2 a b + b^{2}$
170764	Resolva para x	racine carrée de 2x+6+5=x+4	$\sqrt{2 x + 6} + 5 = x + 4$
170765	Multiplier	(y^2-9)/(-2y)*(-5y)/(y+3)	$\frac{y^{2} - 9}{- 2 y} \cdot \frac{- 5 y}{y + 3}$
170766	Resolva o Sistema de Equations	y=x-3 y=2x	$y = x - 3$ $y = 2 x$
170767	Simplifier	x^2*3x	$x^{2} \cdot 3 x$
170768	Resolva a Inequação para x	x^2>1	$x^{2} > 1$
170769	Resolva a Equação Racional para x	racine carrée de x+7=x-5	$\sqrt{x + 7} = x - 5$
170770	Resolva para x	4(1/2)^(x-1)=5x+2	$4 {(\frac{1}{2})}^{x - 1} = 5 x + 2$
170771	Resolva para x	10(2x-4)+5=2x-8	$10 (2 x - 4) + 5 = 2 x - 8$
170772	Resolva a Inequação para x	2/5>=x-4/5	$\frac{2}{5} \geq x - \frac{4}{5}$
170773	Trouver toutes les solutions complexes	cos(2x)-sin(x)=0	$\cos (2 x) - \sin (x) = 0$
170774	Resolva para b	-1/2-1/2b=6/7	$- \frac{1}{2} - \frac{1}{2} b = \frac{6}{7}$
170775	Evaluer en utilisant la valeur donnée	ab-0.5b when a=1 and b=5	$a b - 0.5 b$ when $a = 1$ and $b = 5$
170776	Resolva para x	\|x+15\|>-8	$\| x + 15 \| > - 8$
170777	Simplifier	(x^-5y^4y^7)/(x^-5)	$\frac{x^{- 5} y^{4} y^{7}}{x^{- 5}}$
170778	Simplifier	(-5t^5)/((5t^-5)^2)	$\frac{- 5 t^{5}}{{(5 t^{- 5})}^{2}}$
170779	Simplifier	-1/2-1	$- \frac{1}{2} - 1$
170780	Resolva para t	-3t>=39	$- 3 t \geq 39$
170781	Resolva a Inequação para x	8-2x<=-x+9	$8 - 2 x \leq - x + 9$
170782	Simplifier	1+3^2*2-5	$1 + 3^{2} \cdot 2 - 5$
170783	Tracer à l''aide de la table des valeurs	f(x)=1/(x-3)	$f (x) = \frac{1}{x - 3}$
170784	Resolva para x	x+x+x=3x	$x + x + x = 3 x$
170785	Resolva para x	32^(3x^2)=4^(11x+24)	$32^{3 x^{2}} = 4^{11 x + 24}$
170786	Simplifier	6/(x^2-4)+x/(x+2)	$\frac{6}{x^{2} - 4} + \frac{x}{x + 2}$
170787	Simplifier	(s^2-1)/(s+1)-(s^2+1)/(s-1)	$\frac{s^{2} - 1}{s + 1} - \frac{s^{2} + 1}{s - 1}$
170788	Tracer	f(x)=4+2x if x<0; x^2 if x>=0	$f (x) = {\begin{cases} 4 + 2 x & x < 0 \\ x^{2} & x \geq 0 \end{cases}$
170789	Trouver la valeur exacte	racine carrée de -5	$\sqrt{- 5}$
170790	Resolva a Inequação para x	2.5-1.2x<6.5-3.2x	$2.5 - 1.2 x < 6.5 - 3.2 x$
170791	Simplifier	(-2x)/(x^2-x-6)+4/(x^2-5x+6)	$\frac{- 2 x}{x^{2} - x - 6} + \frac{4}{x^{2} - 5 x + 6}$
170792	Resolva para b	1/2b+3/5=1/4	$\frac{1}{2} b + \frac{3}{5} = \frac{1}{4}$
170793	Resolva a Inequação para x	x/-3>3	$\frac{x}{- 3} > 3$
170794	Resolva a Inequação para x	2x^2+4<4x	$2 x^{2} + 4 < 4 x$
170795	Resolva para x	4x+11=k for x	$4 x + 11 = k$ for $x$
170796	Simplifier	(6 racine cubique de x-6)( racine cubique de x+2)	$(6 \sqrt[3]{x} - 6) (\sqrt[3]{x} + 2)$
170797	Simplifier	(x^-6)/(x^-2y^-2y^-5)	$\frac{x^{- 6}}{x^{- 2} y^{- 2} y^{- 5}}$
170798	Resolva para a	-2/3-9/10a=-2/3	$- \frac{2}{3} - \frac{9}{10} a = - \frac{2}{3}$
170799	Écrire sous la forme y=mx+b	Ax+By=C	$A x + B y = C$
170800	Évaluer	1/( racine carrée de 1-(( racine carrée de 3)/2)^2)	$\frac{1}{\sqrt{1 - {(\frac{\sqrt{3}}{2})}^{2}}}$