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3 cards from this section. Quick, good the night before a test.
Convert 4^2 = 16 into logarithmic form.
Think about what exponent gives you 16 when 4 is raised.
Convert log_49 = 2 into exponential form.
Remember that log_a(b) = c translates to a^c = b.
What does log_10(100) equal?
Think of what power 10 must be raised to in order to get 100.
True or False: Natural logarithms use base 10.
Remember the special number e, which is approximately 2.718.
If log_3(x^2 - 3) = 2, solve for x.
Transform the logarithmic equation into an exponential form and factor the equation.
Prove that log_4(16) + log_4(1) = 2.
Logarithm of 1 equals 0 across all bases.
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