Log base 4 64 without using a calculator

  • Thread starter sarahowen
  • Start date
  • #1
7
0
i dont understand how to find the exact answer to log base 4 64 without using a calculator. can anyone help?my teacher gave examples but they are on bad photocopies
sarah
 

Answers and Replies

  • #2
695
0
log_4(64) is the number x such that 4^x = 64. Have you tried to guess the solution?
 
  • #3
Hes right.
[tex]log_4 64 = log_4 4^3 = 3log_4 4 = 3(1) = 3 [/tex]
 
  • #4
7
0
thanks guys i totally get itnow and idont feel too stuupid anymore!!
 

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