Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
11901	Tracer le segment de droite	(1,-7) , (1,-9)	$(1, - 7)$ , $(1, - 9)$
11902	Tracer le segment de droite	(-2,0) , (4,0)	$(- 2, 0)$ , $(4, 0)$
11903	Tracer le segment de droite	(-2,-1) , (1,-2)	$(- 2, - 1)$ , $(1, - 2)$
11904	Tracer le segment de droite	(2,8) , (5,-3)	$(2, 8)$ , $(5, - 3)$
11905	Tracer le segment de droite	(-3,0) , (0,1)	$(- 3, 0)$ , $(0, 1)$
11906	Tracer le segment de droite	(-3,0) , (0,6)	$(- 3, 0)$ , $(0, 6)$
11907	Tracer le segment de droite	(3,6) , (1,2)	$(3, 6)$ , $(1, 2)$
11908	Tracer le segment de droite	(-3,6) , (-4,3)	$(- 3, 6)$ , $(- 4, 3)$
11909	Tracer le segment de droite	(36,18) , (20,50)	$(36, 18)$ , $(20, 50)$
11910	Tracer le segment de droite	(4,-2) , (0,0)	$(4, - 2)$ , $(0, 0)$
11911	Tracer le segment de droite	(-4,2) , (5,6)	$(- 4, 2)$ , $(5, 6)$
11912	Tracer le segment de droite	(4,-7) , (-1,3)	$(4, - 7)$ , $(- 1, 3)$
11913	Tracer le segment de droite	(-5,-4) , (-6,4)	$(- 5, - 4)$ , $(- 6, 4)$
11914	Tracer le segment de droite	(50,5397) , (80,7647)	$(50, 5397)$ , $(80, 7647)$
11915	Tracer le segment de droite	(6,0) , (4,0)	$(6, 0)$ , $(4, 0)$
11916	Resolva para y	2y+2-2y=2	$2 y + 2 - 2 y = 2$
11917	Resolva para x	3.2x+1.6y=128	$3.2 x + 1.6 y = 128$
11918	Resolva para x	3.3x+1.5y=132	$3.3 x + 1.5 y = 132$
11919	Trouver le PPCM des dénominateurs	(3x-9)/(5x+15)*(4x+12)/(10x-30)	$\frac{3 x - 9}{5 x + 15} \cdot \frac{4 x + 12}{10 x - 30}$
11920	Resolva para x	30x+0.15y=150	$30 x + 0.15 y = 150$
11921	Resolva para x	3x-y=14	$3 x - y = 14$
11922	Resolva para y	-4+7y=-28	$- 4 + 7 y = - 28$
11923	Resolva para y	-4y-3=y+5	$- 4 y - 3 = y + 5$
11924	Resolva para y	-5y<-18	$- 5 y < - 18$
11925	Resolva para y	5y-10=-7y-9	$5 y - 10 = - 7 y - 9$
11926	Resolva para x	6x-4y=10	$6 x - 4 y = 10$
11927	Resolva para x	6x-5y>10	$6 x - 5 y > 10$
11928	Resolva para y	6y+7>37	$6 y + 7 > 37$
11929	Resolva para y	7y+2<37	$7 y + 2 < 37$
11930	Resolva para y	7y-35=28	$7 y - 35 = 28$
11931	Resolva para x	x+2y=16	$x + 2 y = 16$
11932	Resolva para x	x+2y=48	$x + 2 y = 48$
11933	Trouver le nombre de possibilités	18 permuter 3	${}_{18}P_{3}$
11934	Trouver le nombre de possibilités	12 permuter 8	${}_{12}P_{8}$
11935	Resolva para x	2.3x1+5.7x2+1.8x*3=17	$2.3 x \cdot 1 + 5.7 x \cdot 2 + 1.8 x \cdot 3 = 17$
11936	Resolva para y	(2y+3)/(y-5)=1	$\frac{2 y + 3}{y - 5} = 1$
11937	Resolva para y	(-5y-8)/2+3=-5	$\frac{- 5 y - 8}{2} + 3 = - 5$
11938	Resolva para x	-x+4y>7	$- x + 4 y > 7$
11939	Resolva para y	x>5y	$x > 5 y$
11940	Simplifier	(3 racine carrée de 3-6 racine carrée de 2)/( racine carrée de 3)	$\frac{3 \sqrt{3} - 6 \sqrt{2}}{\sqrt{3}}$
11941	Simplifier	(3w^5)/(4w)*3/w	$\frac{3 w^{5}}{4 w} \cdot \frac{3}{w}$
11942	Simplifier	(3x^2-3)/(6x-150)*(12x+60)/(2x-2)	$\frac{3 x^{2} - 3}{6 x - 150} \cdot \frac{12 x + 60}{2 x - 2}$
11943	Simplifier	(3x^3+7x)/(x-7)-(17x+77)/(x-7)	$\frac{3 x^{3} + 7 x}{x - 7} - \frac{17 x + 77}{x - 7}$
11944	Simplifier	(3x^3-81)/(4x^2+8x-60)*(8x+16)/(6x^2+18x+54)	$\frac{3 x^{3} - 81}{4 x^{2} + 8 x - 60} \cdot \frac{8 x + 16}{6 x^{2} + 18 x + 54}$
11945	Simplifier	3/(x^2-x-20)+2/(x^2+3x-4)	$\frac{3}{x^{2} - x - 20} + \frac{2}{x^{2} + 3 x - 4}$
11946	Simplifier	3/(14x)+9/(10x^2)	$\frac{3}{14 x} + \frac{9}{10 x^{2}}$
11947	Simplifier	3/2-r/7	$\frac{3}{2} - \frac{r}{7}$
11948	Simplifier	3/(35p)+7/(25p^2)	$\frac{3}{35 p} + \frac{7}{25 p^{2}}$
11949	Simplifier	3/4-1 1/8	$\frac{3}{4} - 1 \frac{1}{8}$
11950	Simplifier	3/5t-7	$\frac{3}{5} t - 7$
11951	Simplifier	3^(4-2i)	$3^{4 - 2 i}$
11952	Simplifier	3^x(233*(2x))^2	$3^{x} {(233 \cdot (2 x))}^{2}$
11953	Simplifier	(3+ racine carrée de -27)/4	$\frac{3 + \sqrt{- 27}}{4}$
11954	Simplifier	30/( racine carrée de 15)	$\frac{30}{\sqrt{15}}$
11955	Simplifier	30/2*(200+2900)	$\frac{30}{2} \cdot (200 + 2900)$
11956	Simplifier	3000/(1+21.1e^(-0.4*0))	$\frac{3000}{1 + 21.1 e^{- 0.4 \cdot 0}}$
11957	Simplifier	3000/13000	$\frac{3000}{13000}$
11958	Simplifier	(35x^5-15x^3)/(5x)	$\frac{35 x^{5} - 15 x^{3}}{5 x}$
11959	Simplifier	(36y^8)/(45y^3)	$\frac{36 y^{8}}{45 y^{3}}$
11960	Simplifier	(-36z^6x^8)/(-24z^3x^6)	$\frac{- 36 z^{6} x^{8}}{- 24 z^{3} x^{6}}$
11961	Simplifier	36/816	$\frac{36}{816}$
11962	Simplifier	(3m)/(6m^2+13mn+6n^2)+(2m)/(4m^2+8mn+3n^2)	$\frac{3 m}{6 m^{2} + 13 m n + 6 n^{2}} + \frac{2 m}{4 m^{2} + 8 m n + 3 n^{2}}$
11963	Simplifier	(3n-3)/(5n-1)+(6n)/6	$\frac{3 n - 3}{5 n - 1} + \frac{6 n}{6}$
11964	Simplifier	(3x)/(2y)+(2x-y^2)/3	$\frac{3 x}{2 y} + \frac{2 x - y^{2}}{3}$
11965	Simplifier	(3x-3)/x*(7x-7)/(9x^2)	$\frac{3 x - 3}{x} \cdot \frac{7 x - 7}{9 x^{2}}$
11966	Simplifier	(3x-6)/(5x+10)*(4x+8)/(10x-20)	$\frac{3 x - 6}{5 x + 10} \cdot \frac{4 x + 8}{10 x - 20}$
11967	Simplifier	(3x-6)/(5x+10)*(6x+12)/(10x-20)	$\frac{3 x - 6}{5 x + 10} \cdot \frac{6 x + 12}{10 x - 20}$
11968	Simplifier	(4w^2-20w+24)/(w^2)*w/(6w^2-48w+90)	$\frac{4 w^{2} - 20 w + 24}{w^{2}} \cdot \frac{w}{6 w^{2} - 48 w + 90}$
11969	Simplifier	4/(c^5*c)-19/5	$\frac{4}{c^{5} \cdot c} - \frac{19}{5}$
11970	Simplifier	4/( racine quatrième de 552)	$\frac{4}{\sqrt[4]{552}}$
11971	Simplifier	4/3p4.24.2*4.2	$\frac{4}{3} p \cdot 4.2 \cdot 4.2 \cdot 4.2$
11972	Simplifier	-4/5*(1)+4	$\frac{- 4}{5} \cdot (1) + 4$
11973	Simplifier	4/9+5/7	$\frac{4}{9} + \frac{5}{7}$
11974	Simplifier	4/a-1/(2a^2)	$\frac{4}{a} - \frac{1}{2 a^{2}}$
11975	Simplifier	4/r+6/(r-3)	$\frac{4}{r} + \frac{6}{r - 3}$
11976	Simplifier	4^(2x-1)=64	$4^{2 x - 1} = 64$
11977	Simplifier	(40p^3q^4)/(16p^5q^2-20q^3p^2)	$\frac{40 p^{3} q^{4}}{16 p^{5} q^{2} - 20 q^{3} p^{2}}$
11978	Simplifier	40320/12	$\frac{40320}{12}$
11979	Simplifier	432/p	$\frac{432}{p}$
11980	Simplifier	(49 racine carrée de 12)/(7 racine carrée de 6)	$\frac{49 \sqrt{12}}{7 \sqrt{6}}$
11981	Simplifier	(49x)/(3x-21)+(9x)/(21x-147)	$\frac{49 x}{3 x - 21} + \frac{9 x}{21 x - 147}$
11982	Simplifier	(4a)/(a-2)-(3a)/(a-3)+(4a)/(a^2-5a+6)	$\frac{4 a}{a - 2} - \frac{3 a}{a - 3} + \frac{4 a}{a^{2} - 5 a + 6}$
11983	Simplifier	(-4x-3)/(x+5)+(3x+4)/(x-5)	$\frac{- 4 x - 3}{x + 5} + \frac{3 x + 4}{x - 5}$
11984	Simplifier	(5!)/(0!(5!))*((0.30)^0(1-0.30)^(5-0))	$\frac{5!}{0! (5!)} \cdot ({(0.3)}^{0} {(1 - 0.3)}^{5 - 0})$
11985	Simplifier	(5!)/(2!(3!))*((0.30)^2(1-0.30)^(5-2))	$\frac{5!}{2! (3!)} \cdot ({(0.3)}^{2} {(1 - 0.3)}^{5 - 2})$
11986	Simplifier	(5!)/(3!(2!))*((0.30)^3(1-0.30)^(5-3))	$\frac{5!}{3! (2!)} \cdot ({(0.3)}^{3} {(1 - 0.3)}^{5 - 3})$
11987	Simplifier	(5-1/(7v))/(2+1/(7v))	$\frac{5 - \frac{1}{7 v}}{2 + \frac{1}{7 v}}$
11988	Simplifier	(5a^2+20a)/(a^3-2a^2)*(x(a^2-a-12))/(a-16)	$\frac{5 a^{2} + 20 a}{a^{3} - 2 a^{2}} \cdot \frac{x (a^{2} - a - 12)}{a - 16}$
11989	Simplifier	(5h^2+12h+7)/(5h+7)	$\frac{5 h^{2} + 12 h + 7}{5 h + 7}$
11990	Simplifier	(5w^4)/(9w)*5/w	$\frac{5 w^{4}}{9 w} \cdot \frac{5}{w}$
11991	Simplifier	(5y^4+9y^3)/(-y^2)	$\frac{5 y^{4} + 9 y^{3}}{- y^{2}}$
11992	Simplifier	5/(2r+3)-2/r	$\frac{5}{2 r + 3} - \frac{2}{r}$
11993	Simplifier	5/56	$\frac{5}{56}$
11994	Simplifier	5/6x-1/2=2	$\frac{5}{6} x - \frac{1}{2} = 2$
11995	Simplifier	5/7	$\frac{5}{7}$
11996	Simplifier	5/9*(36)	$\frac{5}{9} \cdot (36)$
11997	Simplifier	5/9*(53-32)	$\frac{5}{9} \cdot (53 - 32)$
11998	Simplifier	5/9*(-70-32)	$\frac{5}{9} \cdot (- 70 - 32)$
11999	Simplifier	5/9+4/8-4/9	$\frac{5}{9} + \frac{4}{8} - \frac{4}{9}$
12000	Simplifier	5/(x+y)-5/(x-y)	$\frac{5}{x + y} - \frac{5}{x - y}$