Question

Log√5 25 =? prosze o pomoc

Answer 1

  log√5  25 = x

 

√5 ^ x = 25

  5^(1/2x) = 5²

 

opuszczamy podstawy:

 

    1/2x = 2

       x=2* 2

       x= 4

Answer 2

√5 = 5^(1/2)

25 = 5^2

(5^(1/2))^x = 5^2

x = 4 (1/2*x=2)