# Thread: solving logs with calculator

1. ## solving logs with calculator

how do i plug in f(x)=log2 x where x=32

2. Originally Posted by VNVeteran
how do i plug in f(x)=log2 x where x=32

What kind of calculator do you have?
If the $log_2$-key is missing use ln(x) divided by ln(2) instead.

Because $log_2 x =\frac{ln(x)}{ln(2)}$

3. Originally Posted by VNVeteran
how do i plug in f(x)=log2 x where x=32
Are you meant to use a calculator? Perhaps you're meant to notice that 32 = 2^5.

4. Originally Posted by Rapha
What kind of calculator do you have?
If the $log_2$-key is missing use ln(x) divided by ln(2) instead.

Because $log_2 x =\frac{ln(x)}{ln(2)}$
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