Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
11501	Resolva para x	base logarithmique 2 de 3x+7=5	$\log_{2} (3 x + 7) = 5$
11502	Resolva para x	base logarithmique 2 de 2x+6=6	$\log_{2} (2 x + 6) = 6$
11503	Resolva para x	base logarithmique 2 de 2x-3 = base logarithmique 2 de x+4	$\log_{2} (2 x - 3) = \log_{2} (x + 4)$
11504	Resolva para x	base logarithmique 2 de 3x+2- base logarithmique 4 de x=3	$\log_{2} (3 x + 2) - \log_{4} (x) = 3$
11505	Resolva para x	base logarithmique 2 de 25-x=3	$\log_{2} (25 - x) = 3$
11506	Resolva para x	base logarithmique 2 de 1-x=4	$\log_{2} (1 - x) = 4$
11507	Resolva para x	base logarithmique 2 de 2x = base logarithmique 2 de 100	$\log_{2} (2 x) = \log_{2} (100)$
11508	Resolva para x	base logarithmique 2 de x^2-9x+22=1	$\log_{2} (x^{2} - 9 x + 22) = 1$
11509	Resolva para x	base logarithmique 2 de x^2-3x-20=3	$\log_{2} (x^{2} - 3 x - 20) = 3$
11510	Resolva para x	base logarithmique 2 de 16=3x+7	$\log_{2} (16) = 3 x + 7$
11511	Resolva para x	base logarithmique 2 de x^3+ base logarithmique 6 de 3=4 base logarithmique 6 de 3	$\log_{2} (x^{3}) + \log_{6} (3) = 4 \log_{6} (3)$
11512	Resolva para x	base logarithmique 2 de 0.5=x	$\log_{2} (0.5) = x$
11513	Resolva para x	base logarithmique 2 de x+14- base logarithmique 2 de x-2=1	$\log_{2} (x + 14) - \log_{2} (x - 2) = 1$
11514	Resolva para x	base logarithmique 2 de x+2=2- base logarithmique 2 de x+5	$\log_{2} (x + 2) = 2 - \log_{2} (x + 5)$
11515	Resolva para x	base logarithmique 2 de x = base logarithmique 4 de 36	$\log_{2} (x) = \log_{4} (36)$
11516	Resolva para x	base logarithmique 2 de x-3=3- base logarithmique 2 de x-1	$\log_{2} (x - 3) = 3 - \log_{2} (x - 1)$
11517	Resolva para x	base logarithmique 2 de x-3=-4	$\log_{2} (x - 3) = - 4$
11518	Resolva para x	base logarithmique 2 de x-1=-1	$\log_{2} (x - 1) = - 1$
11519	Resolva para x	base logarithmique 2 de x-1+ base logarithmique 2 de x+3=5	$\log_{2} (x - 1) + \log_{2} (x + 3) = 5$
11520	Resolva para x	base logarithmique 2 de x+50=5	$\log_{2} (x + 50) = 5$
11521	Resolva para x	base logarithmique 2 de x+9- base logarithmique 2 de x=3	$\log_{2} (x + 9) - \log_{2} (x) = 3$
11522	Resolva para x	base logarithmique 2 de x+3+ base logarithmique 2 de x-4=3	$\log_{2} (x + 3) + \log_{2} (x - 4) = 3$
11523	Resolva para x	base logarithmique 4 de x+3- base logarithmique 4 de x-3=3	$\log_{4} (x + 3) - \log_{4} (x - 3) = 3$
11524	Resolva para x	base logarithmique 4 de x+5- base logarithmique 4 de x-10=2	$\log_{4} (x + 5) - \log_{4} (x - 10) = 2$
11525	Resolva para x	base logarithmique 4 de x+4- base logarithmique 16 de x=1	$\log_{4} (x + 4) - \log_{16} (x) = 1$
11526	Resolva para x	base logarithmique 4 de x-2- base logarithmique 4 de x+2=2	$\log_{4} (x - 2) - \log_{4} (x + 2) = 2$
11527	Resolva para x	base logarithmique 4 de x+61+ base logarithmique 4 de x+1=4	$\log_{4} (x + 61) + \log_{4} (x + 1) = 4$
11528	Resolva para x	base logarithmique 4 de x+8=2	$\log_{4} (x + 8) = 2$
11529	Resolva para x	base logarithmique 4 de x+10- base logarithmique 4 de x-5=2	$\log_{4} (x + 10) - \log_{4} (x - 5) = 2$
11530	Resolva para x	base logarithmique 4 de x+13- base logarithmique 4 de x-2=2	$\log_{4} (x + 13) - \log_{4} (x - 2) = 2$
11531	Resolva para x	base logarithmique 4 de x+ base logarithmique 8 de x=1	$\log_{4} (x) + \log_{8} (x) = 1$
11532	Resolva para x	base logarithmique 4 de x=5/2	$\log_{4} (x) = \frac{5}{2}$
11533	Resolva para x	base logarithmique 4 de x+ base logarithmique 4 de x-1=1/2	$\log_{4} (x) + \log_{4} (x - 1) = \frac{1}{2}$
11534	Resolva para x	base logarithmique 4 de x+ base logarithmique 4 de x-12=3	$\log_{4} (x) + \log_{4} (x - 12) = 3$
11535	Resolva para x	base logarithmique 4 de 65536=x	$\log_{4} (65536) = x$
11536	Resolva para x	base logarithmique 4 de 5x+4=2	$\log_{4} (5 x + 4) = 2$
11537	Resolva para x	base logarithmique 4 de 5x-6 = base logarithmique 2 de x	$\log_{4} (5 x - 6) = \log_{2} (x)$
11538	Resolva para x	base logarithmique 4 de x^2-7x+14=1	$\log_{4} (x^{2} - 7 x + 14) = 1$
11539	Resolva para x	base logarithmique 4 de 1-x=1	$\log_{4} (1 - x) = 1$
11540	Resolva para x	base logarithmique 4 de 3x-5=0	$\log_{4} (3 x - 5) = 0$
11541	Resolva para x	base logarithmique 4 de 3x=3	$\log_{4} (3 x) = 3$
11542	Resolva para x	base logarithmique 4 de 2x+5- base logarithmique 4 de x-2=1	$\log_{4} (2 x + 5) - \log_{4} (x - 2) = 1$
11543	Resolva para x	base logarithmique 4 de x+8- base logarithmique 4 de x-7=2	$\log_{4} (x + 8) - \log_{4} (x - 7) = 2$
11544	Resolva para x	base logarithmique 4 de x-5+ base logarithmique 4 de x+5=2	$\log_{4} (x - 5) + \log_{4} (x + 5) = 2$
11545	Resolva para x	base logarithmique 4 de x-6=1- base logarithmique 4 de x-3	$\log_{4} (x - 6) = 1 - \log_{4} (x - 3)$
11546	Resolva para x	base logarithmique 4 de x-7+ base logarithmique 4 de x-7=1	$\log_{4} (x - 7) + \log_{4} (x - 7) = 1$
11547	Resolva para x	base logarithmique 5 de 25^x=-2	$\log_{5} (25^{x}) = - 2$
11548	Resolva para x	base logarithmique 4 de x-3+ base logarithmique 4 de x-3=3	$\log_{4} (x - 3) + \log_{4} (x - 3) = 3$
11549	Resolva para x	base logarithmique 4 de x+7- base logarithmique 4 de x-8=2	$\log_{4} (x + 7) - \log_{4} (x - 8) = 2$
11550	Resolva para x	base logarithmique 4 de x-4=1- base logarithmique 4 de x-7	$\log_{4} (x - 4) = 1 - \log_{4} (x - 7)$
11551	Resolva para x	base logarithmique 4 de x-5=-1	$\log_{4} (x - 5) = - 1$
11552	Resolva para x	base logarithmique 5 de x^2+3x+4=2	$\log_{5} (x^{2} + 3 x + 4) = 2$
11553	Resolva para x	base logarithmique 5 de 1=x	$\log_{5} (1) = x$
11554	Resolva para x	base logarithmique 5 de 11-6x = base logarithmique 5 de 1-x	$\log_{5} (11 - 6 x) = \log_{5} (1 - x)$
11555	Resolva para x	base logarithmique 5 de -3x+7=0	$\log_{5} (- 3 x + 7) = 0$
11556	Resolva para x	base logarithmique 5 de x+1=2	$\log_{5} (x + 1) = 2$
11557	Resolva para x	base logarithmique 5 de x+17+ base logarithmique 5 de x-7=2	$\log_{5} (x + 17) + \log_{5} (x - 7) = 2$
11558	Resolva para x	base logarithmique 5 de x+18- base logarithmique 5 de x-6=2	$\log_{5} (x + 18) - \log_{5} (x - 6) = 2$
11559	Resolva para x	base logarithmique 5 de 3x=2	$\log_{5} (3 x) = 2$
11560	Resolva para x	base logarithmique 5 de 3x = base logarithmique 5 de 2+4x	$\log_{5} (3 x) = \log_{5} (2 + 4 x)$
11561	Resolva para x	base logarithmique 5 de 8-3x=3	$\log_{5} (8 - 3 x) = 3$
11562	Resolva para x	base logarithmique 5 de 5x=3	$\log_{5} (5 x) = 3$
11563	Resolva para x	base logarithmique 5 de x- base logarithmique 5 de 2x+3+ base logarithmique 5 de 2x-3=0	$\log_{5} (x) - \log_{5} (2 x + 3) + \log_{5} (2 x - 3) = 0$
11564	Resolva para x	base logarithmique 3 de x=6	$\log_{3} (x) = 6$
11565	Resolva para x	base logarithmique 3 de x=81	$\log_{3} (x) = 81$
11566	Resolva para x	base logarithmique 3 de x+ base logarithmique 3 de x+2 = base logarithmique 3 de 24	$\log_{3} (x) + \log_{3} (x + 2) = \log_{3} (24)$
11567	Resolva para x	base logarithmique 3 de 5x = base logarithmique 3 de x+ base logarithmique 3 de 2x+1	$\log_{3} (5 x) = \log_{3} (x) + \log_{3} (2 x + 1)$
11568	Resolva para x	base logarithmique 3 de 8- base logarithmique 3 de x+10 = base logarithmique 3 de 72	$\log_{3} (8) - \log_{3} (x + 10) = \log_{3} (72)$
11569	Resolva para x	base logarithmique 3 de x+12 = logarithme de x+ logarithme de 12	$\log_{3} (x + 12) = \log (x) + \log (12)$
11570	Resolva para x	base logarithmique 3 de x+3=1- base logarithmique 3 de x+5	$\log_{3} (x + 3) = 1 - \log_{3} (x + 5)$
11571	Resolva para x	base logarithmique 3 de x+4=-3	$\log_{3} (x + 4) = - 3$
11572	Resolva para x	base logarithmique 32 de x=3/5	$\log_{32} (x) = \frac{3}{5}$
11573	Resolva para x	base logarithmique 4 de x^2+5=2	$\log_{4} (x^{2} + 5) = 2$
11574	Resolva para x	base logarithmique 3 de x-5=2- base logarithmique 3 de x+3	$\log_{3} (x - 5) = 2 - \log_{3} (x + 3)$
11575	Resolva para x	4x^2-4x-3=0	$4 x^{2} - 4 x - 3 = 0$
11576	Resolva para x	base logarithmique 4 de racine carrée de 64=x	$\log_{4} (\sqrt{64}) = x$
11577	Resolva para x	base logarithmique 3 de x+7=4	$\log_{3} (x + 7) = 4$
11578	Resolva para x	x^3-8x^2-x=-8	$x^{3} - 8 x^{2} - x = - 8$
11579	Resolva para x	base logarithmique 3 de x-2=1	$\log_{3} (x - 2) = 1$
11580	Resolva para x	base logarithmique 3 de x-3=4	$\log_{3} (x - 3) = 4$
11581	Resolva para x	\|4x-5\|=8	$\| 4 x - 5 \| = 8$
11582	Resolva para x	base logarithmique 3 de x^2-4x-23=2	$\log_{3} (x^{2} - 4 x - 23) = 2$
11583	Resolva para x	base logarithmique 3 de x^2-5x+13=2	$\log_{3} (x^{2} - 5 x + 13) = 2$
11584	Resolva para x	base logarithmique 3 de x^2+5 = base logarithmique 3 de 4x^2-2x	$\log_{3} (x^{2} + 5) = \log_{3} (4 x^{2} - 2 x)$
11585	Resolva para x	base logarithmique 3 de x^2-10x+27=1	$\log_{3} (x^{2} - 10 x + 27) = 1$
11586	Resolva para x	base logarithmique 3 de 3/12- base logarithmique 3 de 3/4=x	$\log_{3} (\frac{3}{12}) - \log_{3} (\frac{3}{4}) = x$
11587	Resolva para x	base logarithmique 27 de 4x-3=1/3	$\log_{27} (4 x - 3) = \frac{1}{3}$
11588	Resolva para x	base logarithmique 27 de x=-4/3	$\log_{27} (x) = - \frac{4}{3}$
11589	Resolva para x	base logarithmique 20 de x-1+ base logarithmique 20 de x=1	$\log_{20} (x - 1) + \log_{20} (x) = 1$
11590	Resolva para x	base logarithmique 21 de x-3+ base logarithmique 21 de x+1=1	$\log_{21} (x - 3) + \log_{21} (x + 1) = 1$
11591	Resolva para x	base logarithmique 225 de 5x+5- base logarithmique 225 de 5x-9=1/2	$\log_{225} (5 x + 5) - \log_{225} (5 x - 9) = \frac{1}{2}$
11592	Resolva para x	base logarithmique 2 de x-5=2- base logarithmique 2 de x-2	$\log_{2} (x - 5) = 2 - \log_{2} (x - 2)$
11593	Resolva para x	base logarithmique 2 de x-6=5- base logarithmique 2 de 2x	$\log_{2} (x - 6) = 5 - \log_{2} (2 x)$
11594	Resolva para x	base logarithmique 2 de x-5=3- base logarithmique 2 de x-7	$\log_{2} (x - 5) = 3 - \log_{2} (x - 7)$
11595	Resolva para x	base logarithmique 2 de x-4+ base logarithmique 2 de x-6=3	$\log_{2} (x - 4) + \log_{2} (x - 6) = 3$
11596	Resolva para x	base logarithmique 3 de 2x-4=2	$\log_{3} (2 x - 4) = 2$
11597	Resolva para x	base logarithmique 3 de 2x-5- base logarithmique 3 de x+1=2	$\log_{3} (2 x - 5) - \log_{3} (x + 1) = 2$
11598	Resolva para x	base logarithmique 3 de 2x-7=2	$\log_{3} (2 x - 7) = 2$
11599	Resolva para x	base logarithmique 3 de 32=x	$\log_{3} (32) = x$
11600	Resolva para x	base logarithmique 3 de x^3+1=2	$\log_{3} (x^{3} + 1) = 2$