Math logarithms
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Algebra 2
Can someone explain how to figure out these types of problems? Solve log3 (x  4) > 2. Evaluate log7 49. If log5 4 ≈ .8614 and log5 9 ≈ 1.3652 find the approximate value of log5 36. Solve the equation, log4 (m + 2)  log4 (m
asked by Nikki on October 20, 2017 
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Can someone see if I got these correct? 1. Solve log5 x = 3. x = 125 2. log3 (x  4) > 2. x > 13 3. Evaluate log7 49. log7 49 = 2 4. Solve log3 x = 4. x = 81 5. The graph of a logarithmic function y = 3^x is a reflection of x =
asked by Nikki on October 22, 2017 
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I don't understand how to do these w/o calc. I tried to write it in a way that will make someone understand how to read it. Hope I typed it clear enough.Thanks so much for the help anyone! How to find the exact value of logarithm:
asked by Katie on November 12, 2015 
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Express as a logarithm of a single number or expression: 1. 5log4^p+log4^q 2. log10^x4 log10^y 3. 4log3^A1/2 log3^B 4. log5^M+1/4 log5^N 5. log2^M+log2^N+3 6. log5^xlog5^y+2 7. 13 log5^x 8. (1+log9^x)/2 I need to see all of
asked by Brandon on May 12, 2011 
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Evaluate the expression without using a calculator: log4(2)= ____? Use a calculator to find the logarithm accurate to four decimal places: log4(27)= ____?
asked by jh on February 14, 2010 
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Given that log5 3=0.683 and log5 7=1.209.without using calculator,evaluate (a) log5 1.4 b)log7 75 c) log3 125
asked by jessica on April 16, 2014 
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Solve log4 x + log4(x2)=log4(15) I know how do the example in my book but I don't know what I'm doing wrong here. log4 x + log4(x2)=log4(15) log4 [x + log4(x2)]=log4(15) (x^2 + x)=4 x^2 + x4=0
asked by Anonymous on August 25, 2008 
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PLEASE CHECK MY ANSWERS 1. Write f(x)=4^x3 in f(x)=ab^x F(x)=(1/64)(4)^x 2.solve for x 4^x+2=3^x5 X=log4/3(3888) 3.solve for x Log5(x+4)+log5(8)=log8(64) X=7/8
asked by Lexy on November 27, 2018 
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Simplify: 1. 2log10^5+log10^4 2. 2log3^6log3^4 3. log4^40log4^5 4. log4^3log4^48 I need to see all of the steps. Thanks
asked by Brandon on May 12, 2011 
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Find a simplified value for x by inspection. Do not use a calculator. (a) log5(25) = x (b) log2(16) = x
asked by Randy on April 16, 2012