Saved Bookmarks
| 1. |
If 10^2y=25, then wat is 10^-y |
|
Answer» {10)^y }² = 5² => if POWERS are EQUAL , BASES are equal => 10^y = 5 => then , • 10^-y = 1 / 10^y = 1/5 { same as , 2^-1 = 1/2 } |
|