Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
19601	Resolva para x	4x^3-108x=0	$4 x^{3} - 108 x = 0$
19602	Resolva para x	3^(2x)=75	$3^{2 x} = 75$
19603	Resolva para x	3^2.9=1708.8422*x^-0.6	$3^{2.9} = 1708.8422 \cdot x^{- 0.6}$
19604	Resolva para x	3^(2x)-3^(x+2)+8=0	$3^{2 x} - 3^{x + 2} + 8 = 0$
19605	Resolva para x	(2x)/(x^2+1)=0	$\frac{2 x}{x^{2} + 1} = 0$
19606	Resolva para x	3/4=(5x)/2-3	$\frac{3}{4} = \frac{5 x}{2} - 3$
19607	Resolva para x	3^(3x-4)=15	$3^{3 x - 4} = 15$
19608	Resolva para x	4/(x^2-12x+35)-1/(x-7)=1/(3x-15)	$\frac{4}{x^{2} - 12 x + 35} - \frac{1}{x - 7} = \frac{1}{3 x - 15}$
19609	Resolva para x	(3x)/(x-1)-(2x)/(x+2)=(3x-6)/(x^2+x-2)	$\frac{3 x}{x - 1} - \frac{2 x}{x + 2} = \frac{3 x - 6}{x^{2} + x - 2}$
19610	Resolva para x	4^(2x-1)=16	$4^{2 x - 1} = 16$
19611	Resolva para x	3^(x-7)=5^(2x)	$3^{x - 7} = 5^{2 x}$
19612	Resolva para x	297/4-(27x)/8=0	$\frac{297}{4} - \frac{27 x}{8} = 0$
19613	Resolva para x	25^x-2*5^x=3	$25^{x} - 2 \cdot 5^{x} = 3$
19614	Resolva para x	2^(3x)=64	$2^{3 x} = 64$
19615	Resolva para x	2^(x+2)=1/8	$2^{x + 2} = \frac{1}{8}$
19616	Resolva para x	(-2x^(-5/3))/9=0	$\frac{- 2 x^{- \frac{5}{3}}}{9} = 0$
19617	Resolva para x	2/3x-5=1/2x-3	$\frac{2}{3} x - 5 = \frac{1}{2} x - 3$
19618	Resolva para x	2^(2x)-12*2^x+32=0	$2^{2 x} - 12 \cdot 2^{x} + 32 = 0$
19619	Resolva para x	2^(2x)-24*2^x+128=0	$2^{2 x} - 24 \cdot 2^{x} + 128 = 0$
19620	Resolva para x	2^(2x-5)=16	$2^{2 x - 5} = 16$
19621	Resolva para x	2^(3x-1)=5	$2^{3 x - 1} = 5$
19622	Resolva para x	2^(3x-5)=7	$2^{3 x - 5} = 7$
19623	Resolva para x	10^x=26	$10^{x} = 26$
19624	Resolva para x	-(-2x^2-32)/((x^2+16)^2)=0	$- \frac{- 2 x^{2} - 32}{{(x^{2} + 16)}^{2}} = 0$
19625	Resolva para x	16/(x^2-81)+3/(x+9)=5/(x-9)	$\frac{16}{x^{2} - 81} + \frac{3}{x + 9} = \frac{5}{x - 9}$
19626	Resolva para x	2/(x+3)+5/(3-x)=6/(x^2-9)	$\frac{2}{x + 3} + \frac{5}{3 - x} = \frac{6}{x^{2} - 9}$
19627	Resolva para x	2/((x+2)^2)=1/9	$\frac{2}{{(x + 2)}^{2}} = \frac{1}{9}$
19628	Resolva para x	2/3-5/6=1/x	$\frac{2}{3} - \frac{5}{6} = \frac{1}{x}$
19629	Resolva para x	(e^(2x)-1)/x=2	$\frac{e^{2 x} - 1}{x} = 2$
19630	Resolva para x	1.3^(x-5)=13.2	${1.3}^{x - 5} = 13.2$
19631	Resolva para x	1/(n^(1/2))*1/n=x	$\frac{1}{n^{\frac{1}{2}}} \cdot \frac{1}{n} = x$
19632	Resolva para x	1/2=(x/4)^(1/4)	$\frac{1}{2} = {(\frac{x}{4})}^{\frac{1}{4}}$
19633	Resolva para x	1/3x^(-2/3)=0	$\frac{1}{3} x^{- \frac{2}{3}} = 0$
19634	Resolva para x	10^(-x)=7^(6x)	$10^{- x} = 7^{6 x}$
19635	Resolva para x	15/4=x^3	$\frac{15}{4} = x^{3}$
19636	Resolva para x	(x-4)^2=16	${(x - 4)}^{2} = 16$
19637	Resolva para x	10^(2x)-2*10^x-15=0	$10^{2 x} - 2 \cdot 10^{x} - 15 = 0$
19638	Resolva para x	(16700)-x=(27577.6)(0.9163)	$(16700) - x = (27577.6) (0.9163)$
19639	Resolva para w	-512/(w^2)+2=0	$- \frac{512}{w^{2}} + 2 = 0$
19640	Resolva para x	(x^2-1)=0	$(x^{2} - 1) = 0$
19641	Resolva para w	w^2=9(w-4)	$w^{2} = 9 (w - 4)$
19642	Resolva para V	V=132pr^2-2p^2r^3	$V = 132 p r^{2} - 2 p^{2} r^{3}$
19643	Resolva para v	v = square root of 5^2+(-4)^2	$v = \sqrt{5^{2} + {(- 4)}^{2}}$
19644	Resolva para w	1/(w+5)-2/(w+3)=6/(w^2+8w+15)	$\frac{1}{w + 5} - \frac{2}{w + 3} = \frac{6}{w^{2} + 8 w + 15}$
19645	Resolva para w	w=(2x-7)^-1(x+5)	$w = {(2 x - 7)}^{- 1} (x + 5)$
19646	Resolva para v	v=(x)(10-2x)(10-2x)	$v = (x) (10 - 2 x) (10 - 2 x)$
19647	Resolva para v	v=(1.75)-32*1.75	$v = (1.75) - 32 \cdot 1.75$
19648	Resolva para V	V(6)=1000(1+0.01r)^5	$V (6) = 1000 {(1 + 0.01 r)}^{5}$
19649	Resolva para v	v(6)=58(1-e^(-0.24*6))	$v (6) = 58 (1 - e^{- 0.24 \cdot 6})$
19650	Resolva para v	v^0t=x+v^(1n)t	$v^{0} t = x + v^{1 n} t$
19651	Resolva para v	v=3/2*(pr^3b)	$v = \frac{3}{2} \cdot (p r^{3} b)$
19652	Resolva para v	v=(78-50)/h	$v = \frac{78 - 50}{h}$
19653	Resolva para t	y=2pi-5-picos(pit)	$y = 2 π - 5 - π \cos (π t)$
19654	Resolva para t	x=t(3t+1)^2	$x = t {(3 t + 1)}^{2}$
19655	Resolva para u	u/8=5/17	$\frac{u}{8} = \frac{5}{17}$
19656	Resolva para u	3u^2=12u-6	$3 u^{2} = 12 u - 6$
19657	Resolva para t	t=-(1590( logarithme népérien de 0.133))/( logarithme népérien de 2)	$t = - \frac{1590 (\ln (0.133))}{\ln (2)}$
19658	Resolva para t	x=3t	$x = 3 t$
19659	Resolva para t	x=6cos(t)	$x = 6 \cos (t)$
19660	Resolva para u	u=v^2 racine carrée de 8v-5	$u = v^{2} \sqrt{8 v - 5}$
19661	Resolva para x	(x^3-x)/(x^3-4x)=0	$\frac{x^{3} - x}{x^{3} - 4 x} = 0$
19662	Resolva para x	(sin(pix)+cos(piy))^2=2	${(\sin (π x) + \cos (π y))}^{2} = 2$
19663	Resolva para x	(2.14)^(x-1)=(2.14)^(1-x)	${(2.14)}^{x - 1} = {(2.14)}^{1 - x}$
19664	Resolva para x	(1/6)^x=36	${(\frac{1}{6})}^{x} = 36$
19665	Resolva para V	V=x(72-x)(48-2x)	$V = x (72 - x) (48 - 2 x)$
19666	Resolva para x	e^(8-4x)=7	$e^{8 - 4 x} = 7$
19667	Resolva para x	(1/8)^(x-1)=2^(3-2x^2)	${(\frac{1}{8})}^{x - 1} = 2^{3 - 2 x^{2}}$
19668	Resolva para x	(3/4)^x=8^(1-x)	${(\frac{3}{4})}^{x} = 8^{1 - x}$
19669	Resolva para x	(x^2-2x)/((x-1)^2)=0	$\frac{x^{2} - 2 x}{{(x - 1)}^{2}} = 0$
19670	Resolva para x	(x^2-2x)^2-11(x^2-2x)+24=0	${(x^{2} - 2 x)}^{2} - 11 (x^{2} - 2 x) + 24 = 0$
19671	Resolva para x	(x-2)*(x-3)=0	$(x - 2) \cdot (x - 3) = 0$
19672	Resolva para w	logarithme de w+ logarithme de 3w-13=1	$\log (w) + \log (3 w - 13) = 1$
19673	Resolva para x	0.44=4/x	$0.44 = \frac{4}{x}$
19674	Resolva para x	0.775=0.0563x^0.9686	$0.775 = 0.0563 x^{0.9686}$
19675	Resolva para x	-(x-3.14)^22+3.5=x-0.85	$- {(x - 3.14)}^{22} + 3.5 = x - 0.85$
19676	Resolva para x	(x-4)^2=36	${(x - 4)}^{2} = 36$
19677	Resolva para x	(x^2-1)^2=0	${(x^{2} - 1)}^{2} = 0$
19678	Resolva para t	e^(3t)=800	$e^{3 t} = 800$
19679	Resolva para x	-(x-2)^-2=0	$- {(x - 2)}^{- 2} = 0$
19680	Resolva para x	((x-3)(x-5))/((x-4)^2)=0	$\frac{(x - 3) (x - 5)}{{(x - 4)}^{2}} = 0$
19681	Resolva para x	((x-3)(x-7))/((x-5)^2)=0	$\frac{(x - 3) (x - 7)}{{(x - 5)}^{2}} = 0$
19682	Resolva para x	(x+9)^2+(y-12)^2=125	${(x + 9)}^{2} + {(y - 12)}^{2} = 125$
19683	Resolva para x	(x^2-9)^2=0	${(x^{2} - 9)}^{2} = 0$
19684	Resolva para x	(e^x+e^(-x))/2=5	$\frac{e^{x} + e^{- x}}{2} = 5$
19685	Resolva para x	\|x^2-1\|=0	$\| x^{2} - 1 \| = 0$
19686	Resolva para x	\|(1-2x)/x\|=3x	$\| \frac{1 - 2 x}{x} \| = 3 x$
19687	Resolva para x	\|x+5\|=2x-7	$\| x + 5 \| = 2 x - 7$
19688	Resolva para x	(x^2+10x-2)/((x+5)^2)=0	$\frac{x^{2} + 10 x - 2}{{(x + 5)}^{2}} = 0$
19689	Resolva para p	q=8000-100p	$q = 8000 - 100 p$
19690	Resolva para q	q=100-2*20	$q = 100 - 2 \cdot 20$
19691	Resolva para q	-4q+68=0	$- 4 q + 68 = 0$
19692	Resolva para q	q=20-0.05p^2	$q = 20 - 0.05 p^{2}$
19693	Resolva para r	( logarithme népérien de 4)/8=r	$\frac{\ln (4)}{8} = r$
19694	Resolva para q	q-8=(-9)	$q - 8 = (- 9)$
19695	Resolva para r	(dr)/(dx)=4p	$\frac{d r}{d x} = 4 p$
19696	Resolva para r	r/h=9/18	$\frac{r}{h} = \frac{9}{18}$
19697	Resolva para q	100-q=4q	$100 - q = 4 q$
19698	Resolva para p	q=20000-2p	$q = 20000 - 2 p$
19699	Resolva para p	q=50-pi/3	$q = 50 - \frac{π}{3}$
19700	Resolva para q	2=12-2q	$2 = 12 - 2 q$