Mathway | Problèmes fréquents

Problèmes fréquents

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Rang	Matière	Problème	Problème de formatage
74001	Trouver la valeur maximale/minimale	f(x)=-0.01x^2+0.8x+5.6	$f (x) = - 0.01 x^{2} + 0.8 x + 5.6$
74002	Resolva para x	base logarithmique 25 de 125=x	$\log_{25} (125) = x$
74003	Resolva para x	base logarithmique 2 de x-5=3	$\log_{2} (x - 5) = 3$
74004	Trouver la valeur maximale/minimale	f(x)=-0.01x^2+1.18x+3	$f (x) = - 0.01 x^{2} + 1.18 x + 3$
74005	Trouver la valeur maximale/minimale	f(x)=-0.02x^2+1.2x+5.2	$f (x) = - 0.02 x^{2} + 1.2 x + 5.2$
74006	Resolva para x	base logarithmique 3 de 3x-1=2	$\log_{3} (3 x - 1) = 2$
74007	Trouver la valeur maximale/minimale	f(x)=-0.02x^2+1.2x+6.1	$f (x) = - 0.02 x^{2} + 1.2 x + 6.1$
74008	Resolva para x	base logarithmique 3 de 7x=3	$\log_{3} (7 x) = 3$
74009	Trouver la valeur maximale/minimale	f(x)=-0.02x^2+1.4x+5.1	$f (x) = - 0.02 x^{2} + 1.4 x + 5.1$
74010	Trouver la valeur maximale/minimale	f(x)=-0.02x^2+1.4x+5.2	$f (x) = - 0.02 x^{2} + 1.4 x + 5.2$
74011	Resolva para x	e^(6x)=7	$e^{6 x} = 7$
74012	Trouver la valeur maximale/minimale	f(x)=-0.02x^2+1.4x+5.5	$f (x) = - 0.02 x^{2} + 1.4 x + 5.5$
74013	Resolva para x	e^(6x+1) = racine cinquième de e	$e^{6 x + 1} = \sqrt[5]{e}$
74014	Resolva para x	e^3=x	$e^{3} = x$
74015	Trouver la valeur maximale/minimale	f(x)=-0.03x^2+2.1x+5.6	$f (x) = - 0.03 x^{2} + 2.1 x + 5.6$
74016	Resolva para x	81^(3x)=27^(x+1)	$81^{3 x} = 27^{x + 1}$
74017	Trouver la valeur maximale/minimale	f(x)=-0.06x^2+2.7x+6.3	$f (x) = - 0.06 x^{2} + 2.7 x + 6.3$
74018	Resolva para x	81^(3x-6)=729^(x+2)	$81^{3 x - 6} = 729^{x + 2}$
74019	Trouver la valeur maximale/minimale	f(x)=-0.1x^2+0.8x+5	$f (x) = - 0.1 x^{2} + 0.8 x + 5$
74020	Resolva para x	8^(5x)=16^(3x+4)	$8^{5 x} = 16^{3 x + 4}$
74021	Trouver la valeur maximale/minimale	f(x)=-0.1x^2+1.4x+6	$f (x) = - 0.1 x^{2} + 1.4 x + 6$
74022	Resolva para x	9/6=x/10	$\frac{9}{6} = \frac{x}{10}$
74023	Trouver la valeur maximale/minimale	f(x)=0.1x^3-0.6x^2-0.1x+2	$f (x) = 0.1 x^{3} - 0.6 x^{2} - 0.1 x + 2$
74024	Resolva para x	9^x=1/( racine cubique de 3)	$9^{x} = \frac{1}{\sqrt[3]{3}}$
74025	Resolva para x	9^x=1/3	$9^{x} = \frac{1}{3}$
74026	Trouver la valeur maximale/minimale	f(x)=-0.3x^3-0.5x^2+4x-5	$f (x) = - 0.3 x^{3} - 0.5 x^{2} + 4 x - 5$
74027	Resolva para x	9^(8x)=27	$9^{8 x} = 27$
74028	Trouver la valeur maximale/minimale	f(x)=-0.5x^2+2.7x+8	$f (x) = - 0.5 x^{2} + 2.7 x + 8$
74029	Resolva para x	9^(x+1)=27^(x-1)	$9^{x + 1} = 27^{x - 1}$
74030	Trouver la valeur maximale/minimale	f(x)=-0.6x^2+2.7x+6	$f (x) = - 0.6 x^{2} + 2.7 x + 6$
74031	Resolva para x	9^(x+2)=(1/27)^(1-x)	$9^{x + 2} = {(\frac{1}{27})}^{1 - x}$
74032	Trouver la valeur maximale/minimale	f(x)=1+3x-x^2	$f (x) = 1 + 3 x - x^{2}$
74033	Resolva para k	280=k(80)^2	$280 = k {(80)}^{2}$
74034	Trouver la valeur maximale/minimale	f(x)=116x-16x^2	$f (x) = 116 x - 16 x^{2}$
74035	Resolva para k	20=k(20)^2	$20 = k {(20)}^{2}$
74036	Trouver la valeur maximale/minimale	f(x)=11x^2-11x	$f (x) = 11 x^{2} - 11 x$
74037	Resolva para k	k/4+6=-2	$\frac{k}{4} + 6 = - 2$
74038	Trouver la valeur maximale/minimale	f(x)=14x-x^2	$f (x) = 14 x - x^{2}$
74039	Resolva para K	64=K(2)^2	$64 = K {(2)}^{2}$
74040	Trouver la valeur maximale/minimale	f(x)=-16(x-2)^2+64	$f (x) = - 16 {(x - 2)}^{2} + 64$
74041	Resolva para k	-9+8k=7+4k	$- 9 + 8 k = 7 + 4 k$
74042	Trouver la valeur maximale/minimale	f(x)=-16x^2+96x+4	$f (x) = - 16 x^{2} + 96 x + 4$
74043	Resolva para k	8-3/8k=-4	$8 - \frac{3}{8} k = - 4$
74044	Trouver la valeur maximale/minimale	f(x)=-16x^2+96x+6	$f (x) = - 16 x^{2} + 96 x + 6$
74045	Resolva para j	j/6-9=5/6	$\frac{j}{6} - 9 = \frac{5}{6}$
74046	Trouver la valeur maximale/minimale	f(x)=1-6x-x^2	$f (x) = 1 - 6 x - x^{2}$
74047	Resolva para h	v=pr^(2h)	$v = p r^{2 h}$
74048	Trouver la valeur maximale/minimale	f(x)=1-8x-x^2	$f (x) = 1 - 8 x - x^{2}$
74049	Resolva para h	h=-16t^2+36	$h = - 16 t^{2} + 36$
74050	Trouver la valeur maximale/minimale	f(x)=1-x-x^2	$f (x) = 1 - x - x^{2}$
74051	Resolva para h	h=448t-32t^2	$h = 448 t - 32 t^{2}$
74052	Resolva para x	racine carrée de x+ racine carrée de x-5=1	$\sqrt{x} + \sqrt{x - 5} = 1$
74053	Trouver la valeur maximale/minimale	f(x)=-2(x-1)^2+2	$f (x) = - 2 {(x - 1)}^{2} + 2$
74054	Simplifier	(4a^2-3b^2)(16a^4+12a^2b^2+9b^4)	$(4 a^{2} - 3 b^{2}) (16 a^{4} + 12 a^{2} b^{2} + 9 b^{4})$
74055	Resolva para k	3/4k-5=1/4k-1	$\frac{3}{4} k - 5 = \frac{1}{4} k - 1$
74056	Trouver la valeur maximale/minimale	f(x)=2(x-7)^2-3	$f (x) = 2 {(x - 7)}^{2} - 3$
74057	Resolva para j	42j+18-19j=-28	$42 j + 18 - 19 j = - 28$
74058	Trouver la valeur maximale/minimale	f(x)=2+5x-x^2	$f (x) = 2 + 5 x - x^{2}$
74059	Resolva para h	f=3gh	$f = 3 g h$
74060	Trouver la valeur maximale/minimale	f(x)=20x-x^2	$f (x) = 20 x - x^{2}$
74061	Resolva para h	f=12gh	$f = 12 g h$
74062	Trouver la valeur maximale/minimale	f(x)=25x^2-28x+585	$f (x) = 25 x^{2} - 28 x + 585$
74063	Resolva para m	6(3m+5)=66	$6 (3 m + 5) = 66$
74064	Trouver la valeur maximale/minimale	f(x)=26x-x^2	$f (x) = 26 x - x^{2}$
74065	Resolva para m	m=2/3	$m = \frac{2}{3}$
74066	Simplifier	(n^3+5)(n^3-5)	$(n^{3} + 5) (n^{3} - 5)$
74067	Resolva para M	P=2M+2G	$P = 2 M + 2 G$
74068	Trouver la valeur maximale/minimale	f(x)=2x^2+12x+14	$f (x) = 2 x^{2} + 12 x + 14$
74069	Resolva para n	1/2*(n-4)-3=3-(2n+3)	$\frac{1}{2} \cdot (n - 4) - 3 = 3 - (2 n + 3)$
74070	Trouver la valeur maximale/minimale	f(x)=2x^2+12x+19	$f (x) = 2 x^{2} + 12 x + 19$
74071	Resolva para n	1296^(2n)=216^(n+10)	$1296^{2 n} = 216^{n + 10}$
74072	Resolva para n	4^(3n)=5	$4^{3 n} = 5$
74073	Trouver la valeur maximale/minimale	f(x)=2x^2+16x+31	$f (x) = 2 x^{2} + 16 x + 31$
74074	Resolva para m	F=(mv^2)/r	$F = \frac{m v^{2}}{r}$
74075	Resolva para l	10lw=v	$10 l w = v$
74076	Trouver la valeur maximale/minimale	f(x)=-2x^2+16x-33	$f (x) = - 2 x^{2} + 16 x - 33$
74077	Resolva para m	(2m^2+3m-5)/(m^2+4m-5)=4	$\frac{2 m^{2} + 3 m - 5}{m^{2} + 4 m - 5} = 4$
74078	Resolva para m	-3/4m+3=8	$- \frac{3}{4} m + 3 = 8$
74079	Trouver la valeur maximale/minimale	f(x)=-2x^2+16x-36	$f (x) = - 2 x^{2} + 16 x - 36$
74080	Resolva para q	-q-11=2q+4	$- q - 11 = 2 q + 4$
74081	Resolva para r	1/5(r+6)=1/7(r+8)	$\frac{1}{5} \cdot (r + 6) = \frac{1}{7} \cdot (r + 8)$
74082	Resolva para q	11(2q-8)=-4(7-3q)	$11 (2 q - 8) = - 4 (7 - 3 q)$
74083	Resolva para q	-15=5(3q-10)-5q	$- 15 = 5 (3 q - 10) - 5 q$
74084	Resolva para q	3(q-5)=2(q+5)	$3 (q - 5) = 2 (q + 5)$
74085	Resolva para r	r^(2/7)=4	$r^{\frac{2}{7}} = 4$
74086	Trouver la valeur maximale/minimale	f(x)=2x^2+3x-2	$f (x) = 2 x^{2} + 3 x - 2$
74087	Resolva para r	2r-20=(r-10)+25	$2 r - 20 = (r - 10) + 25$
74088	Trouver la valeur maximale/minimale	f(x)=2x^2+4x-12	$f (x) = 2 x^{2} + 4 x - 12$
74089	Resolva para r	-18-11r=26	$- 18 - 11 r = 26$
74090	Resolva para p	c = square root of (ev)/p	$c = \sqrt{\frac{e v}{p}}$
74091	Resolva para p	c=5p+215	$c = 5 p + 215$
74092	Resolva para p	-4=2p+10	$- 4 = 2 p + 10$
74093	Resolva para p	5p-1=2p+20	$5 p - 1 = 2 p + 20$
74094	Trouver la valeur maximale/minimale	f(x)=-2x^2-12x-15	$f (x) = - 2 x^{2} - 12 x - 15$
74095	Resolva para p	p=4s	$p = 4 s$
74096	Trouver la valeur maximale/minimale	f(x)=-2x^2-12x-17	$f (x) = - 2 x^{2} - 12 x - 17$
74097	Resolva para n	-16+5n=-7(-6+8n)+3	$- 16 + 5 n = - 7 (- 6 + 8 n) + 3$
74098	Trouver la valeur maximale/minimale	f(x)=2x^2-16x+29	$f (x) = 2 x^{2} - 16 x + 29$
74099	Resolva para n	2(9n-1)+7(n+6)=-60	$2 (9 n - 1) + 7 (n + 6) = - 60$
74100	Trouver la valeur maximale/minimale	f(x)=-2x^2-16x-28	$f (x) = - 2 x^{2} - 16 x - 28$