Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
31601	Resolva para c	1/27=3^c	$\frac{1}{27} = 3^{c}$
31602	Resolva para c	1/4=c/17	$\frac{1}{4} = \frac{c}{17}$
31603	Resolva para c	-1/8c=2	$- \frac{1}{8} c = 2$
31604	Resolva para b	b=4+w	$b = 4 + w$
31605	Resolva para b	b-16=-25	$b - 16 = - 25$
31606	Resolva para b	b-4=9	$b - 4 = 9$
31607	Resolva para b	ba=8	$b a = 8$
31608	Resolva para b	a=1/2bh	$a = \frac{1}{2} b h$
31609	Resolva para B	cos(B)=46^2+58^2-(70^2)÷24658	$\cos (B) = 46^{2} + 58^{2} - 70^{2} \div 2 \cdot 46 \cdot 58$
31610	Resolva para f	f=(ab)/(a+b)	$f = \frac{a b}{a + b}$
31611	Resolva para K	K=(1/2)(m)(b^2)+(m)(g)(h)-1/2mv^2+(m)(g)(h)	$K = (\frac{1}{2}) (m) (b^{2}) + (m) (g) (h) - \frac{1}{2} m v^{2} + (m) (g) (h)$
31612	Resolva para a	logarithme népérien de a+ = logarithme népérien de b logarithme népérien de a+b	$\ln (a) + \ln (b) = \ln (a + b)$
31613	Resolva para r	r=3(b-a)	$r = 3 (b - a)$
31614	Resolva para t	t=a/b	$t = \frac{a}{b}$
31615	Resolva para v	v=(((B+b)(h))/2)(40)	$v = (\frac{(B + b) (h)}{2}) (40)$
31616	Resolva para b	450=(15)(-3)+b	$450 = (15) (- 3) + b$
31617	Resolva para b	-4b+14=-11b+10	$- 4 b + 14 = - 11 b + 10$
31618	Resolva para b	-4b=15	$- 4 b = 15$
31619	Resolva para b	4b-7=-1+b	$4 b - 7 = - 1 + b$
31620	Resolva para b	-5(b+2)+8b=2	$- 5 (b + 2) + 8 b = 2$
31621	Resolva para b	55=1/2b*(16)	$55 = \frac{1}{2} b \cdot (16)$
31622	Resolva para b	5b=105	$5 b = 105$
31623	Resolva para z	6ib=coz	$6 i b =$ coz
31624	Resolva para b	6(b+5)=24	$6 (b + 5) = 24$
31625	Resolva para y	6b-2y=18	$6 b - 2 y = 18$
31626	Resolva para b	7(b)=-b^2-5b+1	$7 (b) = - b^{2} - 5 b + 1$
31627	Resolva para b	7=-3/1*1+b	$7 = - \frac{3}{1} \cdot 1 + b$
31628	Resolva para b	7 = square root of b+2	$7 = \sqrt{b} + 2$
31629	Resolva para b	7b-2=4b-2	$7 b - 2 = 4 b - 2$
31630	Resolva para b	-8=3(-2)+b	$- 8 = 3 (- 2) + b$
31631	Resolva para b	81b^2-1=0	$81 b^{2} - 1 = 0$
31632	Resolva para b	8*b=120	$8 \cdot b = 120$
31633	Resolva para b	8*b=192	$8 \cdot b = 192$
31634	Resolva para b	9.5-3/4b=0	$9.5 - \frac{3}{4} b = 0$
31635	Resolva para b	-90=-5(-3b)	$- 90 = - 5 (- 3 b)$
31636	Resolva para t	9tsp=tbsp	$9 t s p = t b s p$
31637	Resolva para a	a(a-c)+4b(c-4b)=0	$a (a - c) + 4 b (c - 4 b) = 0$
31638	Resolva para b	b=3/4a	$b = \frac{3}{4} a$
31639	Resolva para a	a=b	$a = b$
31640	Resolva para a	a=b-100	$a = b - 100$
31641	Resolva para b	b-5/6=3/8	$b - \frac{5}{6} = \frac{3}{8}$
31642	Resolva para b	b+3/4=1/8	$b + \frac{3}{4} = \frac{1}{8}$
31643	Resolva para b	b+b^2=42	$b + b^{2} = 42$
31644	Resolva para b	b+12=15	$b + 12 = 15$
31645	Resolva para B	B=6/7*(A-11)	$B = \frac{6}{7} \cdot (A - 11)$
31646	Resolva para b	b=0.5+b	$b = 0.5 + b$
31647	Resolva para b	(4/5)b=40	$(\frac{4}{5}) b = 40$
31648	Resolva para b	(b-c)c^2+(c-a)c+(a-b)=0	$(b - c) c^{2} + (c - a) c + (a - b) = 0$
31649	Resolva para b	(3/7)^b=9	${(\frac{3}{7})}^{b} = 9$
31650	Resolva para b	( racine carrée de 8)^2+b^2=c^2	${(\sqrt{8})}^{2} + b^{2} = c^{2}$
31651	Resolva para b	(b+7)^2=5	${(b + 7)}^{2} = 5$
31652	Resolva para b	(b-2)^2+b^2=10^2	${(b - 2)}^{2} + b^{2} = 10^{2}$
31653	Resolva para b	-( racine carrée de 7)^2+b^2=6^2	$- {(\sqrt{7})}^{2} + b^{2} = 6^{2}$
31654	Resolva para b	1/2b-19/6=1/3b+5/6	$\frac{1}{2} b - \frac{19}{6} = \frac{1}{3} b + \frac{5}{6}$
31655	Resolva para b	1/6b=2 1/3	$\frac{1}{6} b = 2 \frac{1}{3}$
31656	Resolva para b	1/b-4=-3/(4b)-2 1/4	$\frac{1}{b} - 4 = \frac{- 3}{4 b} - 2 \frac{1}{4}$
31657	Resolva para b	(2b)/5=10	$\frac{2 b}{5} = 10$
31658	Resolva para b	-3/4b=2	$- \frac{3}{4} b = 2$
31659	Resolva para b	35/b=70/100	$\frac{35}{b} = \frac{70}{100}$
31660	Resolva para b	4/5b-3=5	$\frac{4}{5} b - 3 = 5$
31661	Resolva para b	4/9b-5/18b=b-1/4	$\frac{4}{9} b - \frac{5}{18} b = b - \frac{1}{4}$
31662	Resolva para b	4^2+b^2=( racine carrée de 69)^2	$4^{2} + b^{2} = {(\sqrt{69})}^{2}$
31663	Resolva para b	4100^2+b^2=14300^2	$4100^{2} + b^{2} = 14300^{2}$
31664	Resolva para b	-5^2+b^2=13^2	$- 5^{2} + b^{2} = 13^{2}$
31665	Resolva para b	6/(b^2-1)-3/(b-1)=7/(b+1)	$\frac{6}{b^{2} - 1} - \frac{3}{b - 1} = \frac{7}{b + 1}$
31666	Resolva para b	6/(7b)=2/3	$\frac{6}{7 b} = \frac{2}{3}$
31667	Resolva para b	7/8-1/4=b	$\frac{7}{8} - \frac{1}{4} = b$
31668	Resolva para b	8/b=18/(b+15)	$\frac{8}{b} = \frac{18}{b + 15}$
31669	Resolva para b	8/(b+10)=4/(2b-7)	$\frac{8}{b + 10} = \frac{4}{2 b - 7}$
31670	Resolva para b	9^2+b^2=50^2	$9^{2} + b^{2} = 50^{2}$
31671	Resolva para b	(9b-3)/7=5+4b	$\frac{9 b - 3}{7} = 5 + 4 b$
31672	Resolva para a	3+12/(a-6)=(2a)/(a-6)	$3 + \frac{12}{a - 6} = \frac{2 a}{a - 6}$
31673	Resolva para a	a^2=b^2*12424	$a^{2} = b^{2} \cdot 12424$
31674	Resolva para a	(a+b)/(a-b)+(a-b)/(a+b)=6	$\frac{a + b}{a - b} + \frac{a - b}{a + b} = 6$
31675	Resolva para b	b/10=3/4	$\frac{b}{10} = \frac{3}{4}$
31676	Resolva para b	b/15=2.5	$\frac{b}{15} = 2.5$
31677	Resolva para b	b/2+5=2b	$\frac{b}{2} + 5 = 2 b$
31678	Resolva para b	b/8.2=2.5	$\frac{b}{8.2} = 2.5$
31679	Resolva para b	b/8=9	$\frac{b}{8} = 9$
31680	Resolva para b	b^2+4b=32	$b^{2} + 4 b = 32$
31681	Resolva para b	b^2=7	$b^{2} = 7$
31682	Resolva para b	b^2-7b=0	$b^{2} - 7 b = 0$
31683	Resolva para b	(b+5)/b=2+(b-5)/(3b)	$\frac{b + 5}{b} = 2 + \frac{b - 5}{3 b}$
31684	Resolva para b	base logarithmique b de 1=0	$\log_{b} (1) = 0$
31685	Resolva para b	racine carrée de 4^2+b^2=4^2	$\sqrt{4^{2}} + b^{2} = 4^{2}$
31686	Resolva para a	racine carrée de a^2-8a+b^2-6b-25 = racine carrée de a^2+4a+b^2+10b+29	$\sqrt{a^{2} - 8 a + b^{2} - 6 b - 25} = \sqrt{a^{2} + 4 a + b^{2} + 10 b + 29}$
31687	Resolva para b	racine carrée de 6-b=2b racine carrée de 6-b	$\sqrt{6 - b} = 2 b \sqrt{6 - b}$
31688	Resolva para a	racine carrée de a+ racine carrée de b = racine carrée de 45	$\sqrt{a} + \sqrt{b} = \sqrt{45}$
31689	Resolva para b	racine carrée de b=-3	$\sqrt{b} = - 3$
31690	Resolva para b	racine carrée de b-6=3	$\sqrt{b - 6} = 3$
31691	Resolva para b	0b=28	$0 b = 28$
31692	Resolva para b	-1+2b=2-3b+2b	$- 1 + 2 b = 2 - 3 b + 2 b$
31693	Resolva para b	-10b^2+10b+3=-7	$- 10 b^{2} + 10 b + 3 = - 7$
31694	Resolva para b	10=17+b	$10 = 17 + b$
31695	Resolva para b	10b+9-b=12	$10 b + 9 - b = 12$
31696	Resolva para p	12p^2+bp+3=0	$12 p^{2} + b p + 3 = 0$
31697	Resolva para B	125000.00+65.00B=600000.00	$125000 + 65 B = 600000$
31698	Resolva para b	12b=7b+5	$12 b = 7 b + 5$
31699	Resolva para b	-12b-5=10-7b	$- 12 b - 5 = 10 - 7 b$
31700	Resolva para b	144=9+b^2	$144 = 9 + b^{2}$