1 2 3 4 5 6 Logarithms 1 my dear Watson
Question 1 log232 = 5 ? log21 = 0 ? Go Back >
Question 2 1 8 log2( ) = -3 ? ? log ( 8) = -1 1 8 Go Back >
Question 3 A population of rabbits becomes 10 times larger every year. If there’s one (pregnant) bunny to start with, how many years will it be until there’s 123,456 rabbits? ? 10y = 123456 So y = log10123456 = 5.09 Go Back >
logaa2b2 = 2 + 2logab Question 4 ? Express in terms of logab. Go Back >
log2( ) = 3log2a + log2a - 3 Question 5 a3b 8 ? Express in terms of log2a and log2b. a3b 8 log2( ) = 3log2a + log2a - 3 ? Go Back >
log√a( a3 ) = 6 Question 6 ? Express in terms of log2a and log2b. Go Back >