# Questions on Algebra: Exponent and logarithm as functions of power answered by real tutors!

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 Algebra: Exponent and logarithm as functions of power Solvers Lessons Answers archive Quiz In Depth

 Question 307045: Okay I have 3 questions that if you can solve them and show the work please!!! 1) log(x+2)+log(x-1)=1 2) write and exponential function whose graph passes through (2,6) and (6,8). 30 Write a power function whose graph passes through (2,4)and (6,8). Please as soon as possible. Thank you! Click here to see answer by user_dude2008(1861)

 Question 307185: log(x + 4) + log(x + 3) = log 2 Click here to see answer by dabanfield(803)

 Question 307443: What approaches can be used to solve equations and inequalities involving logarithms? Click here to see answer by rapaljer(4667)

 Question 308007: solve the equation e^(2x)=20 for x .... a. x=10/e b. x=1n20/2 c. x=1n10 d. x=20-e/2 tthanks! Click here to see answer by Fombitz(13828)
 Question 308007: solve the equation e^(2x)=20 for x .... a. x=10/e b. x=1n20/2 c. x=1n10 d. x=20-e/2 tthanks! Click here to see answer by rapaljer(4667)

 Question 308011: solve the equation e^(2x)=20 for x .... a. x=10/e b. x=1n20/2 c. x=1n10 d. x=20-e/2 tthanks! Click here to see answer by rapaljer(4667)
 Question 308011: solve the equation e^(2x)=20 for x .... a. x=10/e b. x=1n20/2 c. x=1n10 d. x=20-e/2 tthanks! Click here to see answer by texttutoring(324)

 Question 308449: How long would it take to double your principal at an annual interest rate of 8% compounded continuously? Click here to see answer by solver91311(16877)

 Question 308521: how do you find exponential decay (half-life) word problems? Click here to see answer by stanbon(57307)

 Question 308714: write the equation in its equivalent exponential form 8=log3m Click here to see answer by rapaljer(4667)

 Question 308707: approximate the number using a calculator 6^2.2= round to three decimal places Click here to see answer by stanbon(57307)

 Question 308789: I NEED HELP! I need to find out what the equivalent of the following problem is. t=logsub3(5) solve for 5=??? I need an equivalent equation to solve for 5= ... Click here to see answer by stanbon(57307)
 Question 308789: I NEED HELP! I need to find out what the equivalent of the following problem is. t=logsub3(5) solve for 5=??? I need an equivalent equation to solve for 5= ... Click here to see answer by rapaljer(4667)

 Question 309102: Write each logarithmic expressions in a single logrithm log2+3log5 Click here to see answer by Fombitz(13828)

 Question 309109: Solve 2log4-log3+2logx-4=0. a. 12.3308 b. 43.3013 c. 86.6025 d. 1875 Click here to see answer by Fombitz(13828)

 Question 309196: Did I do this right? (4/3)^-2=(3/4)^-2=(3*3)/(4*4)=9/16=-16/9 If I didn't can you explain what I did wrong and give me the right answer please? Click here to see answer by ichudov(499)
 Question 309196: Did I do this right? (4/3)^-2=(3/4)^-2=(3*3)/(4*4)=9/16=-16/9 If I didn't can you explain what I did wrong and give me the right answer please? Click here to see answer by Alan3354(30993)

 Question 309197: (2s^-1T^3/6s^2T^-4)^-3 (That's 2s to the negative 1,t to the negative 3 over 6s to squared T to the power of negative 4 in parentheses and all of it to the power of negative 3). I believe by other examples ^ is used as an "exponent" or power to equation and ( / ) is the same as a fraction. Sorry if I'm wrong, I'm still somewhat new to algebra.com. Click here to see answer by ichudov(499)

 Question 309205: x + 2 divided by x = x-1 divided by 2 Click here to see answer by texttutoring(324)

 Question 310482: LOG 10 of 1x10 to the 4th power Click here to see answer by stanbon(57307)

 Question 310393: f(x)=x^2-1 and G(X)=5x, what is (F o G)(2)? Click here to see answer by Fombitz(13828)

 Question 310890: I am to factor the following equation completely 25r^2-64 25r^2-64 2(r^2-32) and then I am stuck...Help please Click here to see answer by solver91311(16877)

 Question 310896: solve the quadratic equation x^2+2x-4=0 I get 1 & -3 however, when i plug them into the equation i get -1 for both solutions. Is there no solution to this equation? Click here to see answer by mananth(12270)

 Question 310948: express log7 14+log7 171.5 as a single logarithm. simplify, if possible. Click here to see answer by stanbon(57307)

 Question 310905: In a triangle which the length of one side is not given b=1, and c= square root of 17 a^2+b^2=C^2 a^2+1=sqrt of 17 17^2+1=sqrt of 17 290=sqrt of 17 17=17 is this correct? Click here to see answer by Fombitz(13828)

 Question 310891: If exclusive, find P(S or T); P(S)=20% P(T)=22% Click here to see answer by Fombitz(13828)