Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
32501	Resolva para a	a/25=75	$\frac{a}{25} = 75$
32502	Resolva para a	9a^2+9a-9=-9	$9 a^{2} + 9 a - 9 = - 9$
32503	Resolva para a	a/3=-20	$\frac{a}{3} = - 20$
32504	Resolva para a	a/4+5=5/2	$\frac{a}{4} + 5 = \frac{5}{2}$
32505	Resolva para a	a/4=(a-2)/3	$\frac{a}{4} = \frac{a - 2}{3}$
32506	Resolva para a	a/6=18	$\frac{a}{6} = 18$
32507	Resolva para a	a/64=121/(2/100)	$\frac{a}{64} = \frac{121}{\frac{2}{100}}$
32508	Resolva para a	a/9=6	$\frac{a}{9} = 6$
32509	Resolva para a	a^2* racine carrée de 3=300* racine carrée de 3	$a^{2} \cdot \sqrt{3} = 300 \cdot \sqrt{3}$
32510	Resolva para a	a^2+(2b+6)^2=(2c+4)^2	$a^{2} + {(2 b + 6)}^{2} = {(2 c + 4)}^{2}$
32511	Resolva para y	a^2+y^2+2a+2y-7=0	$a^{2} + y^{2} + 2 a + 2 y - 7 = 0$
32512	Resolva para a	a^2+125=0	$a^{2} + 125 = 0$
32513	Resolva para a	a^2+2a=3	$a^{2} + 2 a = 3$
32514	Resolva para a	a^2+3a=54	$a^{2} + 3 a = 54$
32515	Resolva para a	a^2+5a-4a=6	$a^{2} + 5 a - 4 a = 6$
32516	Resolva para A	A^2+A=72	$A^{2} + A = 72$
32517	Resolva para a	a^2+n+2b^2=(a+b)(a+2b)	$a^{2} + n + 2 b^{2} = (a + b) (a + 2 b)$
32518	Resolva para a	a^2=-35-12a	$a^{2} = - 35 - 12 a$
32519	Resolva para a	a^2-18a+80=0	$a^{2} - 18 a + 80 = 0$
32520	Resolva para a	a^2-2a+4=0	$a^{2} - 2 a + 4 = 0$
32521	Resolva para a	a^2-2a-14=0	$a^{2} - 2 a - 14 = 0$
32522	Resolva para a	a^4-14a^2+45=0	$a^{4} - 14 a^{2} + 45 = 0$
32523	Resolva para a	a^4-15a^2+54=0	$a^{4} - 15 a^{2} + 54 = 0$
32524	Resolva para a	a^m*a^m=a^(m+n)	$a^{m} \cdot a^{m} = a^{m + n}$
32525	Resolva para a	(a+m)/m+(a+n)/n=10	$\frac{a + m}{m} + \frac{a + n}{n} = 10$
32526	Resolva para a	(a-2)/(a+3)=3/4	$\frac{a - 2}{a + 3} = \frac{3}{4}$
32527	Resolva para a	(a-3)/2=(3a)/4+(a-19)/6	$\frac{a - 3}{2} = \frac{3 a}{4} + \frac{a - 19}{6}$
32528	Resolva para a	(a-6)/3-1=(a-9)/21+(3-a)/7	$\frac{a - 6}{3} - 1 = \frac{a - 9}{21} + \frac{3 - a}{7}$
32529	Resolva para b	b^2+a^2=c^2	$b^{2} + a^{2} = c^{2}$
32530	Resolva para A	( logarithme de 2)/( logarithme de 1.00925)=A	$\frac{\log (2)}{\log (1.00925)} = A$
32531	Resolva para a	racine carrée de 3a+6=2	$\sqrt{3 a + 6} = 2$
32532	Resolva para a	racine carrée de 41-a=a+1	$\sqrt{41 - a} = a + 1$
32533	Resolva para a	racine carrée de 4a-7=7	$\sqrt{4 a - 7} = 7$
32534	Resolva para a	racine carrée de 5a-11 = racine carrée de a+6	$\sqrt{5 a - 11} = \sqrt{a + 6}$
32535	Resolva para a	racine carrée de 8-2a=a	$\sqrt{8 - 2 a} = a$
32536	Resolva para a	\|4a-5\|+25=0	$\| 4 a - 5 \| + 25 = 0$
32537	Resolva para a	\|5a+3\|=5	$\| 5 a + 3 \| = 5$
32538	Resolva para a	\|a+5\|=55	$\| a + 5 \| = 55$
32539	Resolva para a	\|a-3\|-\|a-2\|=1	$\| a - 3 \| - \| a - 2 \| = 1$
32540	Resolva para a	1.000/14000=0.8610/a	$\frac{1}{14000} = \frac{0.861}{a}$
32541	Resolva para a	1.4/0.7=a/1.4	$\frac{1.4}{0.7} = \frac{a}{1.4}$
32542	Resolva para a	1/2*(6-2a)+6a=3a	$\frac{1}{2} \cdot (6 - 2 a) + 6 a = 3 a$
32543	Resolva para A	-1/2A^(-3/2)=0	$- \frac{1}{2} A^{- \frac{3}{2}} = 0$
32544	Resolva para a	1/2a^2-11/4a-3/2=0	$\frac{1}{2} a^{2} - \frac{11}{4} a - \frac{3}{2} = 0$
32545	Resolva para a	1/2a*5=10	$\frac{1}{2} a \cdot 5 = 10$
32546	Resolva para a	1/2a+a=24	$\frac{1}{2} a + a = 24$
32547	Resolva para a	1/20a^2-3/2a+10=0	$\frac{1}{20} a^{2} - \frac{3}{2} a + 10 = 0$
32548	Resolva para a	1/200=7000/a	$\frac{1}{200} = \frac{7000}{a}$
32549	Resolva para a	1/3=-2/3a-8/9	$\frac{1}{3} = - \frac{2}{3} a - \frac{8}{9}$
32550	Resolva para a	1/3=a/9	$\frac{1}{3} = \frac{a}{9}$
32551	Resolva para a	1/3a-3/4=3/4	$\frac{1}{3} a - \frac{3}{4} = \frac{3}{4}$
32552	Resolva para a	1/3a+b=c	$\frac{1}{3} a + b = c$
32553	Resolva para a	-1/4a=16	$- \frac{1}{4} a = 16$
32554	Resolva para A	-1/5A=4 1/4	$- \frac{1}{5} A = 4 \frac{1}{4}$
32555	Resolva para a	1/6*(a+2)=2a-2(4-a)-7	$\frac{1}{6} \cdot (a + 2) = 2 a - 2 (4 - a) - 7$
32556	Resolva para a	150/1.2=a/2	$\frac{150}{1.2} = \frac{a}{2}$
32557	Resolva para a	169/104=224.25/a	$\frac{169}{104} = \frac{224.25}{a}$
32558	Resolva para z	z=33*4	$z = 33 \cdot 4$
32559	Resolva para z	z=3-5z^3	$z = 3 - 5 z^{3}$
32560	Resolva para z	z=40-5/100*40	$z = 40 - \frac{5}{100} \cdot 40$
32561	Resolva para z	z=7+25	$z = 7 + 25$
32562	Resolva para z	z=-7-4i	$z = - 7 - 4 i$
32563	Resolva para z	z=-8-4i	$z = - 8 - 4 i$
32564	Resolva para z	z÷26=3 1/4	$z \div 26 = 3 \frac{1}{4}$
32565	Resolva para z	z-0=5	$z - 0 = 5$
32566	Resolva para z	z-10=20	$z - 10 = 20$
32567	Resolva para z	-z-11+7z=19	$- z - 11 + 7 z = 19$
32568	Resolva para z	z-2*2=2z+4	$z - 2 \cdot 2 = 2 z + 4$
32569	Resolva para z	z^2=(22-3-(52-2))	$z^{2} = (2 \cdot 2 - 3 - (5 \cdot 2 - 2))$
32570	Resolva para z	z-3=11	$z - 3 = 11$
32571	Resolva para z	z-3=4	$z - 3 = 4$
32572	Resolva para z	z-3y=3	$z - 3 y = 3$
32573	Resolva para z	z-4.5=9.8	$z - 4.5 = 9.8$
32574	Resolva para z	z-5=7z-1-z	$z - 5 = 7 z - 1 - z$
32575	Resolva para z	z-52=-3/2*(18+z)	$z - 52 = - \frac{3}{2} \cdot (18 + z)$
32576	Resolva para z	z-8=20	$z - 8 = 20$
32577	Resolva para z	z-8=7	$z - 8 = 7$
32578	Resolva para z	z-9z=7z-1-z	$z - 9 z = 7 z - 1 - z$
32579	Resolva para z	z*2 1/7=30	$z \cdot 2 \frac{1}{7} = 30$
32580	Resolva para z	z*3 1/2=21	$z \cdot 3 \frac{1}{2} = 21$
32581	Resolva para x	cos(x)=-3/2	$\cos (x) = \frac{- 3}{2}$
32582	Resolva para a	-(1+7a)-6(-7-a)=36	$- (1 + 7 a) - 6 (- 7 - a) = 36$
32583	Resolva para a	(2a-b)+(a+b)=9	$(2 a - b) + (a + b) = 9$
32584	Resolva para a	(a-5^2)=81	$(a - 5^{2}) = 81$
32585	Resolva para a	(a+b)+c=a+(b+c)	$(a + b) + c = a + (b + c)$
32586	Resolva para A	(A-5)(A+7)=0	$(A - 5) (A + 7) = 0$
32587	Resolva para a	-0.04a+1.2=3.6	$- 0.04 a + 1.2 = 3.6$
32588	Resolva para a	(2a)/3=-4	$\frac{2 a}{3} = - 4$
32589	Resolva para a	(2a-3)^2+(a-1)(a+2)=2-11a	${(2 a - 3)}^{2} + (a - 1) (a + 2) = 2 - 11 a$
32590	Resolva para a	(a-2)^2=49	${(a - 2)}^{2} = 49$
32591	Resolva para a	(a^2+51a)/(a^2+5a-14)-(a-7)/(a-2)=(a+1)/(a+7)	$\frac{a^{2} + 51 a}{a^{2} + 5 a - 14} - \frac{a - 7}{a - 2} = \frac{a + 1}{a + 7}$
32592	Resolva para a	\|1/2a+1/12\|=\|1/8a+1/3\|	$\| \frac{1}{2} a + \frac{1}{12} \| = \| \frac{1}{8} a + \frac{1}{3} \|$
32593	Resolva para a	\|3/4a-7\|=5	$\| \frac{3}{4} a - 7 \| = 5$
32594	Resolva para z	z=(3f)/m	$z = \frac{3 f}{m}$
32595	Resolva para z	-z=5/8	$- z = \frac{5}{8}$
32596	Resolva para z	z=1.50x+0.75y	$z = 1.5 x + 0.75 y$
32597	Resolva para z	z=1-i	$z = 1 - i$
32598	Resolva para z	z=-2+7i	$z = - 2 + 7 i$
32599	Resolva para z	z=2y-1	$z = 2 y - 1$
32600	Resolva para z	y=3-5z+z^2	$y = 3 - 5 z + z^{2}$