Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
7801	Resolva para y	-y-3=-1	$- y - 3 = - 1$
7802	Resolva para z	(1/18+1/z)*4=2/3	$(\frac{1}{18} + \frac{1}{z}) \cdot 4 = \frac{2}{3}$
7803	Resolva para z	1/(4-z)+3/(4+z)+9/(16-z^2)=0	$\frac{1}{4 - z} + \frac{3}{4 + z} + \frac{9}{16 - z^{2}} = 0$
7804	Resolva para z	-18=6z	$- 18 = 6 z$
7805	Resolva para z	23-3z=-4	$23 - 3 z = - 4$
7806	Resolva para z	4z=16	$4 z = 16$
7807	Resolva para z	z/5+3=-35	$\frac{z}{5} + 3 = - 35$
7808	Resolva para z	6z=12	$6 z = 12$
7809	Resolva para z	7z+4(z-2)-z=5z-2(z-4(-z))	$7 z + 4 (z - 2) - z = 5 z - 2 (z - 4 (- z))$
7810	Resolva para z	y=9+3z	$y = 9 + 3 z$
7811	Resolva para z	9(z-9)=-11	$9 (z - 9) = - 11$
7812	Resolva para z	z^2+(k-4)z+0.8=0	$z^{2} + (k - 4) z + 0.8 = 0$
7813	Resolva para z	z^2+13z+22=0	$z^{2} + 13 z + 22 = 0$
7814	Resolva para z	z^2+2z-35=0	$z^{2} + 2 z - 35 = 0$
7815	Resolva para Z	Z=30000-17000*1.038^8	$Z = 30000 - 17000 \cdot {1.038}^{8}$
7816	Resolva para a	\|(3-5a)/4\|-1/3=2/3	$\| \frac{3 - 5 a}{4} \| - \frac{1}{3} = \frac{2}{3}$
7817	Resolva para a	(16a+3)/(7a+6)=1/2	$\frac{16 a + 3}{7 a + 6} = \frac{1}{2}$
7818	Resolva para n	(n-3)^2=-4	${(n - 3)}^{2} = - 4$
7819	Resolva para m	m+2/3=1/4m-1	$m + \frac{2}{3} = \frac{1}{4} m - 1$
7820	Resolva para m	20-9m=7	$20 - 9 m = 7$
7821	Resolva para n	16.5/2=1.2/n	$\frac{16.5}{2} = \frac{1.2}{n}$
7822	Resolva para n	2/8=n/56	$\frac{2}{8} = \frac{n}{56}$
7823	Resolva para n	28/30=n/68	$\frac{28}{30} = \frac{n}{68}$
7824	Resolva para n	(2n)/3-5/2=1/3	$\frac{2 n}{3} - \frac{5}{2} = \frac{1}{3}$
7825	Resolva para n	-3/8n-11=4	$- \frac{3}{8} n - 11 = 4$
7826	Resolva para n	(n-2)/7=2	$\frac{n - 2}{7} = 2$
7827	Resolva para f	11/12f=11	$\frac{11}{12} f = 11$
7828	Resolva para h	9/100+h=1/10	$\frac{9}{100} + h = \frac{1}{10}$
7829	Resolva para h	h-12=6	$h - 12 = 6$
7830	Resolva para g	4g+g+3=7g-2g+3	$4 g + g + 3 = 7 g - 2 g + 3$
7831	Resolva para g	g/4=6/10	$\frac{g}{4} = \frac{6}{10}$
7832	Resolva para b	b*c=1+c	$b \cdot c = 1 + c$
7833	Resolva para z	-7=z/2+1	$- 7 = \frac{z}{2} + 1$
7834	Resolva para y	logarithme de y=0.98* logarithme de k+1.09	$\log (y) = 0.98 \cdot \log (k) + 1.09$
7835	Resolva para k	100/5=2500/k	$\frac{100}{5} = \frac{2500}{k}$
7836	Resolva para k	3+1/3k=5	$3 + \frac{1}{3} k = 5$
7837	Resolva para a	4a(a-1)-5a^2=3	$4 a (a - 1) - 5 a^{2} = 3$
7838	Resolva para a	racine carrée de a-1=3	$\sqrt{a - 1} = 3$
7839	Resolva para a	2a-3b+c=10	$2 a - 3 b + c = 10$
7840	Resolva para a	3a=2b-1	$3 a = 2 b - 1$
7841	Resolva para y	t=1/8*(a-y+z)	$t = \frac{1}{8} \cdot (a - y + z)$
7842	Resolva para a	-415=-500a-b	$- 415 = - 500 a - b$
7843	Resolva para b	b=14	$b = 14$
7844	Resolva para v	v=1/3*(bh)	$v = \frac{1}{3} \cdot (b h)$
7845	Resolva para c	6^2+5^2=c^2	$6^{2} + 5^{2} = c^{2}$
7846	Resolva para c	2- racine carrée de c+1 = racine carrée de c+3	$2 - \sqrt{c + 1} = \sqrt{c + 3}$
7847	Resolva para a	1/a+1/b=1/c	$\frac{1}{a} + \frac{1}{b} = \frac{1}{c}$
7848	Resolva para d	1.89=13.5/((d/64)^(1/3))	$1.89 = \frac{13.5}{{(\frac{d}{64})}^{\frac{1}{3}}}$
7849	Resolva para a	cos(3a)+sin(3a)=3(cos(a)-sin(a))-2(cos(a)-sin(a))^3	$\cos (3 a) + \sin (3 a) = 3 (\cos (a) - \sin (a)) - 2 {(\cos (a) - \sin (a))}^{3}$
7850	Évaluer	racine carrée de 6/19	$\sqrt{\frac{6}{19}}$
7851	Évaluer	(-5)^0+5^2-(-8)^0+1^9	${(- 5)}^{0} + 5^{2} - {(- 8)}^{0} + 1^{9}$
7852	Évaluer	(-6)^2-3\|2-7(5+2)\|	${(- 6)}^{2} - 3 \| 2 - 7 (5 + 2) \|$
7853	Évaluer	(3)^2-(1/4)^2	${(3)}^{2} - {(\frac{1}{4})}^{2}$
7854	Évaluer	(-3*10^10)^3	${(- 3 \cdot 10^{10})}^{3}$
7855	Évaluer	(3-5)^2-(7-13)	${(3 - 5)}^{2} - (7 - 13)$
7856	Évaluer	(2.2)^2	${(2.2)}^{2}$
7857	Évaluer	0.75/1.25	$\frac{0.75}{1.25}$
7858	Évaluer	((8^4)^2)/((4^5)^3)	$\frac{{(8^{4})}^{2}}{{(4^{5})}^{3}}$
7859	Évaluer	(7-3.6)^2	${(7 - 3.6)}^{2}$
7860	Évaluer	(62-4)/2-3(8-5)7	$\frac{6 \cdot 2 - 4}{2} - 3 (8 - 5) \cdot 7$
7861	Évaluer	(6-8)^2	${(6 - 8)}^{2}$
7862	Évaluer	(3^2)/2+(1^4)/2-4/8	$\frac{3^{2}}{2} + \frac{1^{4}}{2} - \frac{4}{8}$
7863	Évaluer	(33/4)/2	$\frac{\frac{33}{4}}{2}$
7864	Évaluer	(2^15)/(2^8)	$\frac{2^{15}}{2^{8}}$
7865	Évaluer	-(15/7)/(18/35)	$- \frac{\frac{15}{7}}{\frac{18}{35}}$
7866	Évaluer	(2/3)/(4/5)	$\frac{\frac{2}{3}}{\frac{4}{5}}$
7867	Évaluer	(20/3)/(64/3)	$\frac{\frac{20}{3}}{\frac{64}{3}}$
7868	Évaluer	(1/4+1/2)/(1/4+1/6)	$\frac{\frac{1}{4} + \frac{1}{2}}{\frac{1}{4} + \frac{1}{6}}$
7869	Évaluer	(1/5)/(1/10)	$\frac{\frac{1}{5}}{\frac{1}{10}}$
7870	Évaluer	(1^(6-1))/(1^(3-1))	$\frac{1^{6 - 1}}{1^{3 - 1}}$
7871	Évaluer	1/(2^3)	$\frac{1}{2^{3}}$
7872	Évaluer	(1/2)/8	$\frac{\frac{1}{2}}{8}$
7873	Évaluer	(1/3-0)/(0-3)	$\frac{\frac{1}{3} - 0}{0 - 3}$
7874	Évaluer	(10^8(30^5))/(6^5(500^4))	$\frac{10^{8} (30^{5})}{6^{5} (500^{4})}$
7875	Évaluer	(1/6)/(2/3)	$\frac{\frac{1}{6}}{\frac{2}{3}}$
7876	Évaluer	(2/(8/4))/6	$\frac{\frac{2}{\frac{8}{4}}}{6}$
7877	Évaluer	(2/1)/7	$\frac{\frac{2}{1}}{7}$
7878	Évaluer	(1/9)/2	$\frac{\frac{1}{9}}{2}$
7879	Évaluer	(15^30)/(45^15)	$\frac{15^{30}}{45^{15}}$
7880	Évaluer	(10^8)/(10^2)	$\frac{10^{8}}{10^{2}}$
7881	Évaluer	(3^6)/69*55+96	$\frac{3^{6}}{69} \cdot 55 + 96$
7882	Évaluer	(4/7)/(2/3)	$\frac{\frac{4}{7}}{\frac{2}{3}}$
7883	Évaluer	(4^4)/4	$\frac{4^{4}}{4}$
7884	Évaluer	(7/9)/(1/3)*1/6	$\frac{\frac{7}{9}}{\frac{1}{3}} \cdot \frac{1}{6}$
7885	Évaluer	5/(6^4)	$\frac{5}{6^{4}}$
7886	Évaluer	(5^4)/(5^3)	$\frac{5^{4}}{5^{3}}$
7887	Évaluer	-(6/35)/(30/7)	$- \frac{\frac{6}{35}}{\frac{30}{7}}$
7888	Évaluer	( racine carrée de 3)/3* racine carrée de 3	$\frac{\sqrt{3}}{3} \cdot \sqrt{3}$
7889	Évaluer	-\|-2/3\|	$- \| - \frac{2}{3} \|$
7890	Évaluer	-\|-2/5\|	$- \| - \frac{2}{5} \|$
7891	Évaluer	(9/10)/(3/4)	$\frac{\frac{9}{10}}{\frac{3}{4}}$
7892	Évaluer	(-12/5)^-2	${(- \frac{12}{5})}^{- 2}$
7893	Évaluer	(16/9)^(1/2)	${(\frac{16}{9})}^{\frac{1}{2}}$
7894	Évaluer	racine carrée de 8/16	$\sqrt{\frac{8}{16}}$
7895	Évaluer	((2/3)^2)÷(2/3-1/9)	${(\frac{2}{3})}^{2} \div (\frac{2}{3} - \frac{1}{9})$
7896	Évaluer	((3/2)^-5)÷((8/3-2)^7)	${(\frac{3}{2})}^{- 5} \div {(\frac{8}{3} - 2)}^{7}$
7897	Évaluer	(3/2+1/8)^2-(1/4+1/8)	${(\frac{3}{2} + \frac{1}{8})}^{2} - (\frac{1}{4} + \frac{1}{8})$
7898	Évaluer	(2/5)^4	${(\frac{2}{5})}^{4}$
7899	Évaluer	(2/9)^2*(9/13)^2	${(\frac{2}{9})}^{2} \cdot {(\frac{9}{13})}^{2}$
7900	Évaluer	(3/4-5/8)^2	${(\frac{3}{4} - \frac{5}{8})}^{2}$