Questions on Algebra: Logarithm answered by real tutors!

Tutors Answer Your Questions about logarithm (FREE) Get help from our free tutors ===> Algebra.Com stats: 2011 tutors, 418782 problems solved View all solved problems on logarithm -- maybe yours has been solved already! Become a registered tutor (FREE) to answer students' questions. Click here to see problems AND answers on one page Question 544420: Write in exponential form: Please.. Click here to see answer by lwsshak3(6460)   Question 544420: Write in exponential form: Please.. Click here to see answer by fcabanski(872)   Question 544500: write the expression as one logarithm log cuberoot of x + log x^6 - log x^4 Click here to see answer by lwsshak3(6460)   Question 544505: wind speed varies in the first twenty meters above the ground. For a particular day, let f(x) = 9.8 ln x +4.9 compute the wind speed x meters above the ground. At what height is the wind speed 7 meters per second? Round results to the nearest hundredth. I cannot figure out how to do this problem and could really use some help! thanks! Click here to see answer by lwsshak3(6460)   Question 544868: please help me solve this equation 2log x - log 5 = log 125 Click here to see answer by saifoo.khan(162)   Question 544974: domain for log3(2x-7) Click here to see answer by nerdybill(6948)   Question 544991: I have a big problem with this equation. 5^(x-2) = 3^(2x) That is, I know the answer but I don't know what's the method to have it. The answer is: log 25 / log 5/9 Help me please Thank you Click here to see answer by stanbon(57219)   Question 544991: I have a big problem with this equation. 5^(x-2) = 3^(2x) That is, I know the answer but I don't know what's the method to have it. The answer is: log 25 / log 5/9 Help me please Thank you Click here to see answer by mseely(2)   Question 545054: Find the exact value of the logarithm: log(base 4)((sqrt4)^(1/4)) Click here to see answer by josmiceli(9649)   Question 545054: Find the exact value of the logarithm: log(base 4)((sqrt4)^(1/4)) Click here to see answer by bucky(2189)   Question 545127: solve the logarithmic equation. log base 6 (x+1)=3. Please help me I and drawing a blank and cant remember what to do. I got to (x+1)log base 6=3 but dont remeber whats next. Click here to see answer by Earlsdon(6287)   Question 545148: Its a chem problem. 9.00=9.25 + log(x/.0375) Solved on my calc to get aproxx .0215 but I want to know why. I am forgetting some basic rules of solving logs. -.25 = logx - log(.0375) ? Click here to see answer by nerdybill(6948)   Question 545073: simplify 4^(2logbase64(3)) Click here to see answer by KMST(1863)   Question 545258: How do you solve 5+2lnx=4??? NEED ANSWER STEP BY STEP ASAP! Click here to see answer by Earlsdon(6287)   Question 545258: How do you solve 5+2lnx=4??? NEED ANSWER STEP BY STEP ASAP! Click here to see answer by bucky(2189)   Question 545353: How do I solve logbase16(p)=3/4? Thank you for your assistance, it is greatly appreciated. Click here to see answer by jim_thompson5910(28476)   Question 545651: ‎2+3logx+1/3log(4-x)-log7-2log(x+7) Please help I have no idea how to do this. Click here to see answer by josmiceli(9649)   Question 545795: I NEED AN ANSWER BY TOMORROW MORN... log(base 4)x=2 - log(base4) (x-6) please tell me step by step.. i am so confused Click here to see answer by saifoo.khan(162)   Question 545826: log3(2x-7)=4 Click here to see answer by vleith(2825)   Question 545974: Solve 6^(x-1)=7 using logarithms. Round your answer to 3 decimal places. Click here to see answer by stanbon(57219)   Question 545950: The answer is I would like to know the steps to that. I've tried so many ways and I still can't get to that answer. Thank you. Click here to see answer by scott8148(6628)   Question 545712: HI I'm trying to solve this equation and am facing immense difficulty, log base5(sqrt 125)=x. Thank you for your help it is very much appreciated. Click here to see answer by ankor@dixie-net.com(15624)   Question 546002: Write 4 log a + 2 log b as a single logarithm Click here to see answer by josmiceli(9649)   Question 546006: log2(x + 2) + log2(x - 4) = 4 Click here to see answer by lwsshak3(6460)   Question 545874: 1/5ln(x)-2(ln(x+2)) as a single logarithm. PLEASE HELP! and please put steps. I am so lost. Click here to see answer by lwsshak3(6460)   Question 546063: How can I combine 1/2logc+9logd and express them as a single logarithm? Click here to see answer by lwsshak3(6460)   Question 545848: Find log6 2 + log6 108. ????? Click here to see answer by lwsshak3(6460)   Question 545618: Please assist with the steps to solve this equation. I know the answer, but want to see the steps to solve. thanks... log(base 3)x + log(base 3)(x - 2) = 1 Answer should be: 3 Click here to see answer by lwsshak3(6460)   Question 545445: Solve. 4log₃2 - 2log₂x = 1 I attempted using the Power Property of Logarithms first, but then I got stuck because the bases of both logs were different. Click here to see answer by lwsshak3(6460)   Question 546225: How do you solve 22=44(1-e^2x) ? Click here to see answer by NAMath(12)   Question 546225: How do you solve 22=44(1-e^2x) ? Click here to see answer by stanbon(57219)   Question 546249: I need help with writing a single logarithm 3log5 x + log5(x+1)- log5 4 All the 5 are little 5 Click here to see answer by NAMath(12)   Question 546122: I know that the answer is (- Infinit, 2), but I cannot figure out how to solve it. Any help would be appreciated. Thank you. - Find the domain of the logarithmic function f(x)=log(10-5x)base2. Click here to see answer by NAMath(12)   Question 545845: How to solve for log16-2log2???? NEED HELP ! Click here to see answer by NAMath(12)   Question 545617: ln(5x)=4 Click here to see answer by NAMath(12)   Question 542133: log3-logx Click here to see answer by NAMath(12)   Question 546260: simplify log base 5 625^x Click here to see answer by Alan3354(30959)   Question 546366: log base 4 x = 3 find x Click here to see answer by Alan3354(30959)   Question 546424: How do you solve: lnx^2 = (lnx)^2 - 15 (solve for x) Click here to see answer by Alan3354(30959)   Question 546412: Use a graphing calculator to find the solution set of the equation. 7log(x)=x-2 Click here to see answer by lwsshak3(6460)   Question 545846: Rewrite the expression as the logarithm of a single quantity. 3log2 x+log2 6 ????? Click here to see answer by lwsshak3(6460)   Question 545288: log3[log2(4x-6)]=log5(25) Click here to see answer by lwsshak3(6460)   Question 546450: what is this symbol mean ^? Click here to see answer by mananth(12270)   Question 546447: log(x-9)=1-logx i do not just want the answer, i want steps on how to do it so i can apply it to my test Click here to see answer by lwsshak3(6460)   Question 546357: 3e^2x-9e^x = 0 Click here to see answer by lwsshak3(6460)

---

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845