Saved Bookmarks
| 1. |
2) If x,y and z are three consecutive integers, prove that log (1+xz) 2 logy3+1 |
|
Answer» Given, x, y, z are three consecutive numbers Let y = athen , x = a - 1 , z = a + 1 Now,xz = ( a + 1 ) ( a - 1 ) = a² - 1 log ( 1 + zx ) = log ( 1 + a² - 1) = log (a²) = log(y²) = 2logy |
|