Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
167001	Resolva para x	3^(2x)+12=39	$3^{2 x} + 12 = 39$
167002	Resolva a Inequação para x	x^3+2x^2-4x-8>0	$x^{3} + 2 x^{2} - 4 x - 8 > 0$
167003	Resolva a Inequação para x	logarithme népérien de x<0	$\ln (x) < 0$
167004	Resolva para x	3(2x-1)+7=6x-3-2(2-4x)	$3 (2 x - 1) + 7 = 6 x - 3 - 2 (2 - 4 x)$
167005	Resolva a Inequação para x	x^2+x>=2	$x^{2} + x \geq 2$
167006	Simplifier	1/5 racine carrée de 75xy^2z^3	$\frac{1}{5} \sqrt{75 x y^{2} z^{3}}$
167007	Évaluer	11/12-1/6q+5/6q-1/3	$\frac{11}{12} - \frac{1}{6} q + \frac{5}{6} q - \frac{1}{3}$
167008	Soustraire	8/5-2/10	$\frac{8}{5} - \frac{2}{10}$
167009	Combiner les termes similaires	7y^2-4x+7x+2-2x-3-7y^2	$7 y^{2} - 4 x + 7 x + 2 - 2 x - 3 - 7 y^{2}$
167010	Simplifier	(3x-12)/(9-x)	$\frac{3 x - 12}{9 - x}$
167011	Tracer	a=1/2h(b^1+b^2)	$a = \frac{1}{2} h (b^{1} + b^{2})$
167012	Décrire la transformation	F(x)=3x^2	$F (x) = 3 x^{2}$
167013	Tracer	y=a\|x\|	$y = a \| x \|$
167014	Resolva para a	39=\|-15+4a\|	$39 = \| - 15 + 4 a \|$
167015	Resolva a Inequação de Valor Absoluto para w	2\|3w+8\|-13<=-5	$2 \| 3 w + 8 \| - 13 \leq - 5$
167016	Écrire sous forme de l''équation d''une droite	x+5y<10	$x + 5 y < 10$
167017	Simplifier	(x^2-9)/(x-3)*(2x^2-2)/(x^2+4x+3)	$\frac{x^{2} - 9}{x - 3} \cdot \frac{2 x^{2} - 2}{x^{2} + 4 x + 3}$
167018	Simplifier	4a^2b-8ab+9ab-6a^2b	$4 a^{2} b - 8 a b + 9 a b - 6 a^{2} b$
167019	Resolva para b	b^2+3b=-3	$b^{2} + 3 b = - 3$
167020	Resolva a Inequação para x	\|x-4\|<9	$\| x - 4 \| < 9$
167021	Simplifier	((m^5n)/(pq^2))^4	${(\frac{m^{5} n}{p q^{2}})}^{4}$
167022	Factoriser	a(x-1)-(a+2)(x-1)	$a (x - 1) - (a + 2) (x - 1)$
167023	Évaluer	20(-1.5r+0.75)	$20 (- 1.5 r + 0.75)$
167024	Resolva a Inequação para n	-9+3(7n+1)<=2n-1+5n	$- 9 + 3 (7 n + 1) \leq 2 n - 1 + 5 n$
167025	Resolva para x	-8/(x+2)+1=(2x)/(x+2)	$- \frac{8}{x + 2} + 1 = \frac{2 x}{x + 2}$
167026	Évaluer	base logarithmique 3 de a* logarithme de 3	$\log_{3} (a) \cdot \log (3)$
167027	Simplifier	(-6y^4)/((-2y^-5)^5)	$\frac{- 6 y^{4}}{{(- 2 y^{- 5})}^{5}}$
167028	Évaluer	3(4-8+4^2(2+5))	$3 (4 - 8 + 4^{2} (2 + 5))$
167029	Resolva para r	92=-4(2r-5)	$92 = - 4 (2 r - 5)$
167030	Multiplier	-2*2/3	$- 2 \cdot \frac{2}{3}$
167031	Tracer	y>2/3x+3 y<=-1/3x+2	$y > \frac{2}{3} x + 3$ $y \leq - \frac{1}{3} x + 2$
167032	Resolva para x	x+1=2/(x+1)	$x + 1 = \frac{2}{x + 1}$
167033	Trouver le produit	( racine carrée de 3x+ racine carrée de 5)( racine carrée de 15x+2 racine carrée de 30)	$(\sqrt{3 x} + \sqrt{5}) (\sqrt{15 x} + 2 \sqrt{30})$
167034	Factoriser	9xz^3+18yz^2+24z^2	$9 x z^{3} + 18 y z^{2} + 24 z^{2}$
167035	Tracer	y=-5/4(x-1)(x+3)	$y = - \frac{5}{4} (x - 1) (x + 3)$
167036	Simplifier	(4+i)/(-3-2i)	$\frac{4 + i}{- 3 - 2 i}$
167037	Décrire la transformation	y=-2x^2	$y = - 2 x^{2}$
167038	Multiplier	x^2*1/x	$x^{2} \cdot \frac{1}{x}$
167039	Simplifier	((s^2-2s)/(s^2+3s-10))÷((s-5)/(s+5))	$\frac{s^{2} - 2 s}{s^{2} + 3 s - 10} \div \frac{s - 5}{s + 5}$
167040	Resolva para x	1=2^x	$1 = 2^{x}$
167041	Resolva para x	125^(-x-7)*5^(6x-12)=125^(2x+3)	$125^{- x - 7} \cdot 5^{6 x - 12} = 125^{2 x + 3}$
167042	Multiplier	3h(-h^2+2h-1)	$3 h (- h^{2} + 2 h - 1)$
167043	Resolva a Inequação para a	-7a-11<1-4a	$- 7 a - 11 < 1 - 4 a$
167044	Combiner les termes similaires	4-5-2x-4y+4-5x+7y	$4 - 5 - 2 x - 4 y + 4 - 5 x + 7 y$
167045	Resolva para a	y=ax^2	$y = a x^{2}$
167046	Trouver le PPCM des dénominateurs	2/(x^2-x-12) and (5x)/(x^2-16x+48)	$\frac{2}{x^{2} - x - 12}$ and $\frac{5 x}{x^{2} - 16 x + 48}$
167047	Resolva para x	58-10x<=20+9x	$58 - 10 x \leq 20 + 9 x$
167048	Encontre f(g(x))	f(x)=2x+1 , g(x) = square root of x	$f (x) = 2 x + 1$ , $g (x) = \sqrt{x}$
167049	Trouver toutes les solutions complexes	\|2x-1\|=5	$\| 2 x - 1 \| = 5$
167050	Resolva para d	4-d<4+d	$4 - d < 4 + d$
167051	Resolva a Inequação para x	x^2-36<0	$x^{2} - 36 < 0$
167052	Tracer	y=-1/2f(x)	$y = - \frac{1}{2} f (x)$
167053	Resolva para x	5+\|3x+4\|=7	$5 + \| 3 x + 4 \| = 7$
167054	Simplifier	((-4d^4)^2)/(-5d^-10)	$\frac{{(- 4 d^{4})}^{2}}{- 5 d^{- 10}}$
167055	Resolva para s	1/2+2/5s=s-3/4	$\frac{1}{2} + \frac{2}{5} s = s - \frac{3}{4}$
167056	Resolva para x	racine carrée de x+2+1 = racine carrée de 3x+3	$\sqrt{x + 2} + 1 = \sqrt{3 x + 3}$
167057	Simplifier	(3x^-6y^2)^3*2x^10y^-7	${(3 x^{- 6} y^{2})}^{3} \cdot 2 x^{10} y^{- 7}$
167058	Tracer	y+4<=1/2x-2	$y + 4 \leq \frac{1}{2} x - 2$
167059	Diviser	3/4-1/6	$\frac{3}{4} - \frac{1}{6}$
167060	Multiplier	4/x*(x^2)/2	$\frac{4}{x} \cdot \frac{x^{2}}{2}$
167061	Resolva a Inequação para y	15y-9<36	$15 y - 9 < 36$
167062	Simplifier	((-8r^6s^3)/r)^3	${(\frac{- 8 r^{6} s^{3}}{r})}^{3}$
167063	Trouver le PPCM des dénominateurs	3/(x^2+6x-27) and x/(x^2+10x+9)	$\frac{3}{x^{2} + 6 x - 27}$ and $\frac{x}{x^{2} + 10 x + 9}$
167064	Resolva para x	-7=-ax-16	$- 7 = - a x - 16$
167065	Combiner les termes similaires	7y^3-7x^3+4-5+6-3x^3+6x^3	$7 y^{3} - 7 x^{3} + 4 - 5 + 6 - 3 x^{3} + 6 x^{3}$
167066	Factoriser	5x^2-4-x^4	$5 x^{2} - 4 - x^{4}$
167067	Tracer	y=-3x+4 y=3x-2	$y = - 3 x + 4$ $y = 3 x - 2$
167068	Combiner les termes similaires	2y-y+7-1+3+7x^2-4y	$2 y - y + 7 - 1 + 3 + 7 x^{2} - 4 y$
167069	Resolva o Sistema de Equations	-x+y=-13 -8x-4y=-8	$- x + y = - 13$ $- 8 x - 4 y = - 8$
167070	Simplifier	(14-18)/(0-2)	$\frac{14 - 18}{0 - 2}$
167071	Trouver la fonction réciproque	f(n)=(-16+n)/4	$f (n) = \frac{- 16 + n}{4}$
167072	Resolva para x	10=-4x+3x^2	$10 = - 4 x + 3 x^{2}$
167073	Resolva para x	x+9=x^2+20x+100	$x + 9 = x^{2} + 20 x + 100$
167074	Trouver les asymptotes dans le graphique	h(x)=x/(x(x-3))	$h (x) = \frac{x}{x (x - 3)}$
167075	Simplifier	-2i*2i	$- 2 i \cdot 2 i$
167076	Resolva a Inequação para s	-2(6+s)>=-15-2s	$- 2 (6 + s) \geq - 15 - 2 s$
167077	Tracer	1+m/3<=6	$1 + \frac{m}{3} \leq 6$
167078	Resolva para x	\|3x-5\|+3=x	$\| 3 x - 5 \| + 3 = x$
167079	Factoriser	-7x^3+x^5+12x	$- 7 x^{3} + x^{5} + 12 x$
167080	Trouver le degré, le terme dominant et le coefficient dominant	5z^3-2z^4-9z^2+z	$5 z^{3} - 2 z^{4} - 9 z^{2} + z$
167081	Resolva para F	F=(9/5*C)+32	$F = (\frac{9}{5} \times C) + 32$
167082	Diviser	((7x^2)/(2x+6))÷((3x-5)/(x+3))	$\frac{7 x^{2}}{2 x + 6} \div \frac{3 x - 5}{x + 3}$
167083	Évaluer	base logarithmique 3 de b* base logarithmique b de 27	$\log_{3} (b) \cdot \log_{b} (27)$
167084	Combiner les termes similaires	4x+4y^3-5+6-2y^3-5y^3+5x	$4 x + 4 y^{3} - 5 + 6 - 2 y^{3} - 5 y^{3} + 5 x$
167085	Simplifier	4-7x^3+6x^2+3x^3-3+2x^2	$4 - 7 x^{3} + 6 x^{2} + 3 x^{3} - 3 + 2 x^{2}$
167086	Diviser	1/2+3/4	$\frac{1}{2} + \frac{3}{4}$
167087	Trouver toutes les solutions complexes	4sin(x)^2=5-4cos(x)	$4 \sin^{2} (x) = 5 - 4 \cos (x)$
167088	Resolva a Inequação de Valor Absoluto para x	\|x+7\|<=8	$\| x + 7 \| \leq 8$
167089	Resolva para x	7/8=1/4-1/9x	$\frac{7}{8} = \frac{1}{4} - \frac{1}{9} x$
167090	Resolva para p	2p+5r=q for p	$2 p + 5 r = q$ for $p$
167091	Évaluer	4+8(1/4+2)	$4 + 8 (\frac{1}{4} + 2)$
167092	Resolva a Inequação para k	2(k+4)-3k<=14	$2 (k + 4) - 3 k \leq 14$
167093	Resolva a Inequação para b	-2(b+1)+4<10	$- 2 (b + 1) + 4 < 10$
167094	Resolva o Sistema de Equations	y=2x^2-4 and y=4	$y = 2 x^{2} - 4$ and $y = 4$
167095	Resolva para x	81^5=3^x	$81^{5} = 3^{x}$
167096	Evaluer en utilisant la valeur donnée	8j-k+14 when j=0.25 and k=1	$8 j - k + 14$ when $j = 0.25$ and $k = 1$
167097	Soustraire	a/(a-b)-b/(a-b)	$\frac{a}{a - b} - \frac{b}{a - b}$
167098	Diviser	(2x^3+5x^2+9)÷(x+3)	$(2 x^{3} + 5 x^{2} + 9) \div (x + 3)$
167099	Simplifier	(1- racine carrée de 3)/(1+ racine carrée de 3)	$\frac{1 - \sqrt{3}}{1 + \sqrt{3}}$
167100	Resolva a Inequação para x	\|x\|<=4	$\| x \| \leq 4$