Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
39001	Simplifier	(910^-4)0.00009	$(9 \cdot 10^{- 4}) \cdot 0.00009$
39002	Simplifier	(9-y)(8+3y)	$(9 - y) (8 + 3 y)$
39003	Simplifier	(9y+10)-(-3y+8)	$(9 y + 10) - (- 3 y + 8)$
39004	Simplifier	(9y-2)(9y+2)	$(9 y - 2) (9 y + 2)$
39005	Simplifier	9y-4	$9 y - 4$
39006	Simplifier	(9-z)(9+z)	$(9 - z) (9 + z)$
39007	Simplifier	(9z-8)(z+9)	$(9 z - 8) (z + 9)$
39008	Simplifier	(9z-u)(4z+7u)	$(9 z - u) (4 z + 7 u)$
39009	Simplifier	1/(3x^-2)	$\frac{1}{3 x^{- 2}}$
39010	Simplifier	(a+b+c)(b+c-a)	$(a + b + c) (b + c - a)$
39011	Simplifier	(a-1)(2a+3)(4a-5)	$(a - 1) (2 a + 3) (4 a - 5)$
39012	Simplifier	(a-11)(a+10)	$(a - 11) (a + 10)$
39013	Simplifier	-(a-11)(a+3)	$- (a - 11) (a + 3)$
39014	Simplifier	(-a-2b+4)*(3ab)	$(- a - 2 b + 4) \cdot (3 a b)$
39015	Simplifier	a-2b+5c	$a - 2 b + 5 c$
39016	Simplifier	(a-3)(a-2)	$(a - 3) (a - 2)$
39017	Simplifier	-(-a-3)	$- (- a - 3)$
39018	Simplifier	(a-4)(3+a)(3-2a)	$(a - 4) (3 + a) (3 - 2 a)$
39019	Simplifier	(a-4)-4/(a+4)	$(a - 4) - \frac{4}{a + 4}$
39020	Simplifier	(a-4)+6	$(a - 4) + 6$
39021	Simplifier	(-a-4b+2)*(3ab)	$(- a - 4 b + 2) \cdot (3 a b)$
39022	Simplifier	(a-5w)(7a-4w)	$(a - 5 w) (7 a - 4 w)$
39023	Simplifier	(-a-6b+4)*(2ab)	$(- a - 6 b + 4) \cdot (2 a b)$
39024	Simplifier	(a-a)(b+y-3)	$(a - a) (b + y - 3)$
39025	Simplifier	(a-b)(a^2+b^2+ab)(a^2+b^2)	$(a - b) (a^{2} + b^{2} + a b) (a^{2} + b^{2})$
39026	Simplifier	((ab)*1)/4	$\frac{(a b) \cdot 1}{4}$
39027	Simplifier	(asdfs)÷151	$a s d f s \div 151$
39028	Simplifier	(az)*(az^2)	$(a z) \cdot (a z^{2})$
39029	Simplifier	-(-b)	$- (- b)$
39030	Simplifier	(b+2)(b+7)	$(b + 2) (b + 7)$
39031	Simplifier	b+2+(b+57)+(3b+57)	$b + 2 + (b + 57) + (3 b + 57)$
39032	Simplifier	(b+5)(b-3)	$(b + 5) (b - 3)$
39033	Simplifier	(b-1)(3b-2)	$(b - 1) (3 b - 2)$
39034	Simplifier	(b-7)-(4b-2)	$(b - 7) - (4 b - 2)$
39035	Simplifier	(b-8)(4-c)	$(b - 8) (4 - c)$
39036	Simplifier	(b-8)(5b-2)	$(b - 8) (5 b - 2)$
39037	Simplifier	(b-9)(b+2)	$(b - 9) (b + 2)$
39038	Simplifier	(b-c)(b-a)+(c-a)(c-b)+(a-b)(a-c)+(c-a)(c-b)+(a-b)(a-c)+(b-c)(b-a)	$(b - c) (b - a) + (c - a) (c - b) + (a - b) (a - c) + (c - a) (c - b) + (a - b) (a - c) + (b - c) (b - a)$
39039	Simplifier	-(-c)	$- (- c)$
39040	Simplifier	(c+5)(c+2)(c-2)	$(c + 5) (c + 2) (c - 2)$
39041	Simplifier	(c+7)(c-7)	$(c + 7) (c - 7)$
39042	Simplifier	(c+7)*(c+4)	$(c + 7) \cdot (c + 4)$
39043	Simplifier	(c+9)(c+3)	$(c + 9) (c + 3)$
39044	Simplifier	(c+d)(c-d)	$(c + d) (c - d)$
39045	Simplifier	(d-1)(d-2)	$(d - 1) (d - 2)$
39046	Simplifier	(e-3f)(6f+e)	$(e - 3 f) (6 f + e)$
39047	Simplifier	(-f)(-f^2+3f)	$(- f) (- f^{2} + 3 f)$
39048	Simplifier	(f+5)(f-3)	$(f + 5) (f - 3)$
39049	Simplifier	(f-g)-1/2	$(f - g) - \frac{1}{2}$
39050	Simplifier	g-4+(g+9)	$g - 4 + (g + 9)$
39051	Simplifier	-(-i+9)+(-5+18i)+4i	$- (- i + 9) + (- 5 + 18 i) + 4 i$
39052	Simplifier	(j+2)*7	$(j + 2) \cdot 7$
39053	Simplifier	(j+4)(j^2+3j)	$(j + 4) (j^{2} + 3 j)$
39054	Simplifier	(j-4)(-2)	$(j - 4) (- 2)$
39055	Simplifier	-(-k+2y-4)	$- (- k + 2 y - 4)$
39056	Resolva para v	v^2-2v-7=0	$v^{2} - 2 v - 7 = 0$
39057	Resolva para v	v^2-5v-50=0	$v^{2} - 5 v - 50 = 0$
39058	Resolva para v	v^4+10=11v^2	$v^{4} + 10 = 11 v^{2}$
39059	Resolva para v	v^4-13v^2+36=0	$v^{4} - 13 v^{2} + 36 = 0$
39060	Resolva para v	(v-8)/20+0.4+v/10+(v+4)/10=0	$\frac{v - 8}{20} + 0.4 + \frac{v}{10} + \frac{v + 4}{10} = 0$
39061	Resolva para v	(va-8)/20+0.4+(va)/10+(va+4)/10=0	$\frac{v a - 8}{20} + 0.4 + \frac{v a}{10} + \frac{v a + 4}{10} = 0$
39062	Resolva para v	0.0348=(v/342)/(v/342+(100-v)/1000)	$0.0348 = \frac{\frac{v}{342}}{\frac{v}{342} + \frac{100 - v}{1000}}$
39063	Resolva para v	0=62.1v3.11	$0 = 62.1 \cdot v \cdot 3.11$
39064	Resolva para v	0=7v^2-56	$0 = 7 v^{2} - 56$
39065	Resolva para v	1.022=1/( racine carrée de 1-(v^2)/(310^8))(0.511)-(0.511)	$1.022 = \frac{1}{\sqrt{1 - \frac{v^{2}}{3 \cdot 10^{8}}}} \cdot (0.511) - (0.511)$
39066	Resolva para v	1.1=vsin(45)(4.4/(vcos(45)))-4.94.4/(vcos(45))	$1.1 =$ vsin $(45) (\frac{4.4}{v \cos (45)}) - 4.9 \frac{4.4}{v \cos (45)}$
39067	Resolva para v	1.1=vsin(45)(4.4/(vcos(45)))-4.9(4.4/(vcos(45)))^2	$1.1 =$ vsin $(45) (\frac{4.4}{v \cos (45)}) - 4.9 {(\frac{4.4}{v \cos (45)})}^{2}$
39068	Resolva para v	1+4v=v+5+2v-7	$1 + 4 v = v + 5 + 2 v - 7$
39069	Resolva para v	1 = square root of -2v-3	$1 = \sqrt{- 2 v - 3}$
39070	Resolva para v	1=4+v/3	$1 = 4 + \frac{v}{3}$
39071	Resolva para v	1=5+3v-5v	$1 = 5 + 3 v - 5 v$
39072	Resolva para v	100000=1/2*((2850)v^2)	$100000 = \frac{1}{2} \cdot ((2850) v^{2})$
39073	Resolva para v	-10v=-30	$- 10 v = - 30$
39074	Resolva para v	11.6+v=1.4	$11.6 + v = 1.4$
39075	Resolva para v	-12(v+2)=-12v+35	$- 12 (v + 2) = - 12 v + 35$
39076	Resolva para v	12=v/12	$12 = \frac{v}{12}$
39077	Resolva para v	121+121=v^2	$121 + 121 = v^{2}$
39078	Resolva para v	13-3v=6	$13 - 3 v = 6$
39079	Resolva para v	-13-v=-6v-3	$- 13 - v = - 6 v - 3$
39080	Resolva para v	14+v=28-2v	$14 + v = 28 - 2 v$
39081	Resolva para v	14v=u	$14 v = u$
39082	Resolva para v	15+3(2v-9)=60	$15 + 3 (2 v - 9) = 60$
39083	Resolva para v	-15=-5/2v	$- 15 = - \frac{5}{2} v$
39084	Resolva para V	15=V60/V0.87-4.9(60/V)^2	$15 = V \cdot \frac{60}{V} \cdot 0.87 - 4.9 {(\frac{60}{V})}^{2}$
39085	Resolva para v	16=8(v-2)-4v	$16 = 8 (v - 2) - 4 v$
39086	Resolva para v	16v=u	$16 v = u$
39087	Resolva para v	176=-11v	$176 = - 11 v$
39088	Resolva para v	17v=-340	$17 v = - 340$
39089	Resolva para v	18=(5v-8)/3+(v+6)/4	$18 = \frac{5 v - 8}{3} + \frac{v + 6}{4}$
39090	Resolva para v	18v=-18	$18 v = - 18$
39091	Resolva para v	19683=v	$19683 = v$
39092	Resolva para v	2(3v+8)=40	$2 (3 v + 8) = 40$
39093	Resolva para v	2(4v+7)=62	$2 (4 v + 7) = 62$
39094	Resolva para v	2(5v-3)-v=3(3v-2)	$2 (5 v - 3) - v = 3 (3 v - 2)$
39095	Resolva para v	-2(5v-8)+8v=6(v+5)	$- 2 (5 v - 8) + 8 v = 6 (v + 5)$
39096	Resolva para v	-2(v-2)=32-6v	$- 2 (v - 2) = 32 - 6 v$
39097	Resolva para t	t=100/0.04	$t = \frac{100}{0.04}$
39098	Resolva para t	t=(-20- racine carrée de 20^2-4-167)/(2(-16))	$t = \frac{- 20 - \sqrt{20^{2} - 4 \cdot - 16 \cdot 7}}{2 (- 16)}$
39099	Resolva para t	t=(25-116)/2	$t = \frac{25 - 116}{2}$
39100	Resolva para t	t=(300* logarithme népérien de 1/2)/( logarithme népérien de 0.13)	$t = \frac{300 \cdot \ln (\frac{1}{2})}{\ln (0.13)}$