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Math
What is the real value of x in the equation log(subscript 2)24log(subscript 2)3=log(subscript 5)x? I really cannot remember at all how logs work. I know the answer is 125 but have no idea how to get there. Thanks in advance.
asked by Natalie on November 17, 2007 
Algebra 2 once more
I have more answers that I would like checked. Also, there is one that I'm really confused about. I appreciate any help. :) Rewrite as the log of a single number. 1) 8 ln 2 = ln(2^8) 2) log 42  log 6 = log 36 (I think this one
asked by Lindsay on May 23, 2007 
Math Exam Tuesday
My friend swears by your site so I thought I'd confirm some of my more difficult answers for my math practice exam. Is the solution set for 8^x = 16^ x+2 is it 2? Next is the solution set for log subscript 5 (2x + 3) = 2 is the
asked by Sara L. on January 13, 2007 
Precalculus
I'm studying for my precalc exam and have completed 42 practice problems. I have 3 I need to answer that I can't. Please help. What is the base of the function G(x) = log subscript b x if it's graph has points (16,4)? Using the
asked by jackie18 on January 13, 2007 
Math (verify answer)
So if f(x) = log subscript 5 x then the value of 125 is 3 and the value of 1/25 is 2. Right? No, yes.
asked by Hannah on January 13, 2007 
math
Given: f(x)=log 5 x what is the value of f(125) and f(1/25)? Totally lost! I assume you mean f(x) = log (5x), not log 5 * x. If this is the case, then f(125) = log 600 and f(1/25) = log (1/5) If the base of the logs is 10, then
asked by Hannah on January 13, 2007 
CHEMISTRY
I am having trouble balancing this equation: Ca(OH){subscript 2} + (NH{subscript 4}){subscript 2} SO{subscript 4} > CaSO{subscript 4} + NH{subscript 3} + H{subscript 2} O Please help, thanks. Response Ca(OH)2 + (NH4)2SO4 >
asked by Anonymous on October 13, 2008 
Chemistry
Calculate the amount (g) of each of the following salts that need to be added to a 200 mL volumetric flask to produce a 2 M solution of S. CaSO(subscript 4) [NH(subscript 4)subscript 2]SO(subscript 4) NOTE: the subscript 2 is
asked by Sejul on January 19, 2013 
math
What is the value of f(125) and (1/25) if the equation is f(x)= log subscript 5 x? Don't have a Clue! look at the answer I gave emma in the post above this one
asked by Hannah on January 13, 2007 
math
log(subscript)2 (x+5) + log(subscript)2 (x1) =4 find the extraneous root
asked by Sara on March 30, 2017