Problem 1 :
Let b > 0 and b ≠ 1. Express y = bx in logarithmic form. Also state the domain and range of the logarithmic function.
Solution :
Problem 2 :
Compute :
log9 27 − log27 9
Solution :
Problem 3 :
Solve :
log8 x + log4 x + log2 x = 11
Solution :
Problem 4 :
Solve :
log4 28x = 2log2 8
Solution :
Problem 5 :
If a2 + b2 = 7ab, show that log(a + b)/3 = 1/2(log a + log b)
Solution :
Problem 6 :
Prove that
log (a2/bc) + log (b2/ac) + log (c2/ab) = 0
Solution :
Problem 7 :
Prove that
log 2 + 16log (16/15) + 12log (25/24) + 7log(81/80) = 1
Solution :
Problem 8 :
Prove that
Solution :
Problem 9 :
Prove :
log a + log a2 + log a3 + · · · + log an = [n(n + 1)/2]log a
Solution :
Problem 10 :
If log x/(y - z) = log y/(z - x) = log z/(x - y), then prove that xyz = 1.
Solution :
Problem 11 :
Solve :
log2 x − 3log1/2 x = 6
Solution :
Problem 12 :
Solve :
log5-x (x2 − 6x + 65) = 2
Solution :
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