Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
24701	Resolva para x	28=3s+3k	$28 = 3 s + 3 k$
24702	Resolva para x	2a+2b+2d=164	$2 a + 2 b + 2 d = 164$
24703	Resolva para x	2x+7y=30	$2 x + 7 y = 30$
24704	Resolva para x	2x+y=40	$2 x + y = 40$
24705	Resolva para x	2x-3<-1	$2 x - 3 < - 1$
24706	Resolva para x	2x-5=5x+10	$2 x - 5 = 5 x + 10$
24707	Resolva para x	2x-5=5x+4	$2 x - 5 = 5 x + 4$
24708	Resolva para x	2y-7=4/3y+8	$2 y - 7 = \frac{4}{3} y + 8$
24709	Resolva para x	3(2x-2)-2x<2(3+2x)-8	$3 (2 x - 2) - 2 x < 2 (3 + 2 x) - 8$
24710	Resolva para x	3(4m-1)+7>28	$3 (4 m - 1) + 7 > 28$
24711	Resolva para x	3.4(5x-1)<5.4	$3.4 (5 x - 1) < 5.4$
24712	Resolva para x	3(x-2)>-9	$3 (x - 2) > - 9$
24713	Resolva para x	-3\|6-x\|=12	$- 3 \| 6 - x \| = 12$
24714	Resolva para x	3\|x+5\|+4<16	$3 \| x + 5 \| + 4 < 16$
24715	Resolva para x	3-19/x+6/(x^2)=0	$3 - \frac{19}{x} + \frac{6}{x^{2}} = 0$
24716	Resolva para x	3=\|2x-1\|	$3 = \| 2 x - 1 \|$
24717	Resolva para x	3a-(a-1)=4a+15	$3 a - (a - 1) = 4 a + 15$
24718	Resolva para x	3x-14<4x+7	$3 x - 14 < 4 x + 7$
24719	Resolva para x	-3x-3=-21	$- 3 x - 3 = - 21$
24720	Resolva para x	-3x-4>20	$- 3 x - 4 > 20$
24721	Resolva para x	4(2w-4)=6(w+1)+2(w-11)	$4 (2 w - 4) = 6 (w + 1) + 2 (w - 11)$
24722	Resolva para x	4x^2+11x-3<0	$4 x^{2} + 11 x - 3 < 0$
24723	Resolva para x	4x^2-20x+25=7	$4 x^{2} - 20 x + 25 = 7$
24724	Resolva para x	4+2e^(5x)=28	$4 + 2 e^{5 x} = 28$
24725	Resolva para x	400000<-2p^2+6000p	$400000 < - 2 p^{2} + 6000 p$
24726	Resolva para x	4x(x-8)<2(2x-1)(x-9)	$4 x (x - 8) < 2 (2 x - 1) (x - 9)$
24727	Resolva para x	4x+1=9	$4 x + 1 = 9$
24728	Resolva para x	5(2g-8)=7	$5 (2 g - 8) = 7$
24729	Resolva para x	5(m-4)+4<39	$5 (m - 4) + 4 < 39$
24730	Resolva para x	5(0.5)^x+1=21	$5 {(0.5)}^{x} + 1 = 21$
24731	Resolva para x	5n-10-3n>7n+20	$5 n - 10 - 3 n > 7 n + 20$
24732	Resolva para x	5r-7<-7	$5 r - 7 < - 7$
24733	Resolva para x	5x-2<2x^2	$5 x - 2 < 2 x^{2}$
24734	Resolva para x	6=20-x	$6 = 20 - x$
24735	Resolva para x	64=-8y	$64 = - 8 y$
24736	Resolva para x	6-4x>x+2	$6 - 4 x > x + 2$
24737	Resolva para x	6x-5=4x+4	$6 x - 5 = 4 x + 4$
24738	Resolva para x	7<3x-2	$7 < 3 x - 2$
24739	Resolva para x	-7k=-42	$- 7 k = - 42$
24740	Resolva para x	7x+1<2x-4	$7 x + 1 < 2 x - 4$
24741	Resolva para x	8+ racine carrée de 2x=5	$8 + \sqrt{2 x} = 5$
24742	Resolva para x	8-2x>14	$8 - 2 x > 14$
24743	Resolva para x	8x-14=3x-15	$8 x - 14 = 3 x - 15$
24744	Resolva para x	8x-y=9	$8 x - y = 9$
24745	Resolva para x	9\|5m+10\|=-90	$9 \| 5 m + 10 \| = - 90$
24746	Resolva para x	9\|w+8\|+6>33	$9 \| w + 8 \| + 6 > 33$
24747	Resolva para x	9v-8=40v-14	$9 v - 8 = 40 v - 14$
24748	Resolva para x	9x-5<8x+13	$9 x - 5 < 8 x + 13$
24749	Resolva para x	y<3x	$y < 3 x$
24750	Resolva para x	y=0	$y = 0$
24751	Resolva para x	y=5	$y = 5$
24752	Resolva para x	y=-5	$y = - 5$
24753	Resolva para x	cos(x)>0	$\cos (x) > 0$
24754	Resolva para x	cot(x)=2/3*(whensin(x))>0	$\cot (x) = \frac{2}{3} \cdot (w h e n \sin (x)) > 0$
24755	Resolva para x	csc(x)=6tan(x)<0	$\csc (x) = 6 \tan (x) < 0$
24756	Resolva para x	csc(x)=5/2*sec(x)<0	$\csc (x) = \frac{5}{2} \cdot \sec (x) < 0$
24757	Resolva para x	logarithme de (5(3-6x))/(x-2)<2	$\log (\frac{5 (3 - 6 x)}{x - 2}) < 2$
24758	Resolva para x	m<x=-50	$m < x = - 50$
24759	Resolva para x	sec(x)=( racine carrée de 26)/5*sin(x)<0	$\sec (x) = \frac{\sqrt{26}}{5} \cdot \sin (x) < 0$
24760	Resolva para x	sec(x)=sin(x)>0	$\sec (x) = \sin (x) > 0$
24761	Resolva para x	sin(x)=12/13<0	$\sin (x) = \frac{12}{13} < 0$
24762	Resolva para x	sin(x)=-2/3*tan(x)>0	$\sin (x) = - \frac{2}{3} \cdot \tan (x) > 0$
24763	Resolva para x	sin(x)=2/7*tan(x)>0	$\sin (x) = \frac{2}{7} \cdot \tan (x) > 0$
24764	Resolva para x	x(1- logarithme népérien de x)>0	$x (1 - \ln (x)) > 0$
24765	Resolva para x	x(x+4)(x-3)=0	$x (x + 4) (x - 3) = 0$
24766	Resolva para x	-sin(4x)>0	$- \sin (4 x) > 0$
24767	Resolva para x	sin(theta)<0	$\sin (θ) < 0$
24768	Resolva para x	sin(x)+ racine carrée de 3cos(x)<0	$\sin (x) + \sqrt{3} \cos (x) < 0$
24769	Resolva para x	sin(x)+ racine carrée de 3cos(x)-1<0	$\sin (x) + \sqrt{3} \cos (x) - 1 < 0$
24770	Resolva para x	sin(x)+sin(2x)>0	$\sin (x) + \sin (2 x) > 0$
24771	Resolva para x	sin(x)>cos(x)	$\sin (x) > \cos (x)$
24772	Resolva para x	tan(x)=1/9*csc(x)<0	$\tan (x) = \frac{1}{9} \cdot \csc (x) < 0$
24773	Resolva para x	tan(-7/15)sec(x)>0	$\tan (- \frac{7}{15}) \sec (x) > 0$
24774	Resolva para @VAR	((cos(t))/(1+sin(t)))=((1-sin(t))/(cos(t)))	$(\frac{\cos (t)}{1 + \sin (t)}) = (\frac{1 - \sin (t)}{\cos (t)})$
24775	Resolva para x	((cos(x)+cot(x))/(csc(x)+1))=csc(x)	$(\frac{\cos (x) + \cot (x)}{\csc (x) + 1}) = \csc (x)$
24776	Resolva para @VAR	(1+tan(u)^2)(1-sin(u)^2)=1	$(1 + \tan^{2} (u)) (1 - \sin^{2} (u)) = 1$
24777	Resolva para x	(2x-7)(x+8)=0	$(2 x - 7) (x + 8) = 0$
24778	Resolva para @VAR	(3n-5)=-10(3n-5)+35	$(3 n - 5) = - 10 (3 n - 5) + 35$
24779	Resolva para x	(cot(x)-1)(csc(xx)+1)=0	$(\cot (x) - 1) (\csc (x x) + 1) = 0$
24780	Resolva para x	(cot(x)-1)(sin(x)+1)=0	$(\cot (x) - 1) (\sin (x) + 1) = 0$
24781	Resolva para x	(sin(x)+0.2)(cos(2x)-1)=0	$(\sin (x) + 0.2) (\cos (2 x) - 1) = 0$
24782	Évaluer	csc(-(3pi)/4)	$\csc (- \frac{3 π}{4})$
24783	Resolva para x	x=(3pi)/2	$x = \frac{3 π}{2}$
24784	Resolva para x	x=(-5pi)/8	$x = \frac{- 5 π}{8}$
24785	Resolva para x	x=arccot(-4/3)	$x = arccot (- \frac{4}{3})$
24786	Évaluer	sin(arctan(-5/12))	$\sin (\arctan (- \frac{5}{12}))$
24787	Resolva para x	x=-50	$x = - 50$
24788	Resolva para x	(( racine carrée de pi)/6)^2+sin(x)=1	${(\frac{\sqrt{π}}{6})}^{2} + \sin (x) = 1$
24789	Resolva para x	(1+cos(4x))/(1-cos(4x))=cot(2x)^2	$\frac{1 + \cos (4 x)}{1 - \cos (4 x)} = \cot^{2} (2 x)$
24790	Resolva para @VAR	(2cos(t)-4sin(t))^2+(4cos(t)+2sin(t))^2=20	${(2 \cos (t) - 4 \sin (t))}^{2} + {(4 \cos (t) + 2 \sin (t))}^{2} = 20$
24791	Resolva para x	(3pi)/4+2npi=12sin(x)cos(x)-3 racine carrée de 2	$\frac{3 π}{4} + 2 n π = 12 \sin (x) \cos (x) - 3 \sqrt{2}$
24792	Resolva para x	(4sin(x))/(1-sin(x)^2)=(1+sin(x))/(1-sin(x))+(sin(x)-1)/(1+sin(x))	$\frac{4 \sin (x)}{1 - \sin^{2} (x)} = \frac{1 + \sin (x)}{1 - \sin (x)} + \frac{\sin (x) - 1}{1 + \sin (x)}$
24793	Resolva para x	(7sin(x))^2-(4sin(2x))/(cos(x))=-1	${(7 \sin (x))}^{2} - \frac{4 \sin (2 x)}{\cos (x)} = - 1$
24794	Resolva para x	(cos(x)-sin(x))^2=cos(x)^2+sin(x)^2	${(\cos (x) - \sin (x))}^{2} = \cos^{2} (x) + \sin^{2} (x)$
24795	Trouver la cosécante étant donné le point	(-5,12)	$\frac{\csc (y) - \cot (x)}{\sec (x - 1)} = \cot (x)$
24796	Resolva para @VAR	(sec(a)-tan(a))^2=(1-sin(a))/(1+sin(a))	${(\sec (a) - \tan (a))}^{2} = \frac{1 - \sin (a)}{1 + \sin (a)}$
24797	Resolva para x	(sin(x)+cos(x))^2=1+sin(2x)	${(\sin (x) + \cos (x))}^{2} = 1 + \sin (2 x)$
24798	Resolva para x	(sin(x)-cos(x))^2=1-sin(2x)	${(\sin (x) - \cos (x))}^{2} = 1 - \sin (2 x)$
24799	Resolva para x	( racine carrée de 2- racine carrée de 2i)/2=(( racine carrée de 2)/(1-i))^x	$\frac{\sqrt{2} - \sqrt{2} i}{2} = {(\frac{\sqrt{2}}{1 - i})}^{x}$
24800	Resolva para x	-( racine carrée de 3)/2+3cos(x)=4cos(x)	$- \frac{\sqrt{3}}{2} + 3 \cos (x) = 4 \cos (x)$