solve for x 4 log x log 15 x2


Solve for x: 4 log x = log (15 x2 + 16)

Solution:              x4 - 15 x2 - 16 = 0

               (x2 + 1)(x2 - 16) = 0

               x = ± 4

  But log x is not described when x = - 4, the x = 4 is the only answer.

 

 

Request for Solution File

Ask an Expert for Answer!!
Mathematics: solve for x 4 log x log 15 x2
Reference No:- TGS0264051

Expected delivery within 24 Hours