Properties of Logarithms
What is the log format of 2(2x+1) =128 ?
log2128 = 2x+1
8x = 20
~1.44
log6 (3x-10) = log6 (15 - 2x)
x = 5
What would be the first state listed if the states were listed alphabetically?
Alabama
log x + log 5 = log 5x
is an example of which property?
product property
73x = 18
x ~ 0.49
log2 (x - 5) = 4
x = 21
What is the only planet that rotates on its own axis clockwise?
Venus
Condense log x - (log y + log 5) into 1 logarithm
ln (x/ 5y)
115x+1 = 33
x ~ 0.09
log3 x3 - log3 x = 4
x = +-9
What element has the symbol K
Potassium
completely expand the logarithm
log 9x3y
log9 + 3logx + logy
4+2-2x = 16
x ~ -1.79
log5 12x = 2
x ~ 25/12 or 2.08
What is the state bird of Oregon
Meadowlark
log5 13 = log 13 / log 5 is an example of which logarithmic property?
change of base
103x + 4 = 9
x ~ 0.23
log4 x + log4 (x - 6) = 2
x = 8 not -2
What is the only mammal that can fly?
Bats