Problem
ind an equation of the form \( y=c+b \log _{a} x \) (where \( a, b \), and \( c \) are integers) whose graph contains the two given points. \( (2,4) \) and \( (4,10) \)
Solution
Step 1 ：\( 4 = c + b \log_a{2} \)
Step 2 ：\( 10 = c + b \log_a{4} \)
Step 3 ：\( y = -6 + 6 \log _{2} x \)
