Declare a two – dimensional array named matrix of 4 rows and…

Declare a two – dimensional array named matrix of 4 rows and 3 columns of type double such that the first row is initialized to 2.5 , 3.2 , 6.0, ; second row  is initialized to 5.5,7.5,12.6; the third row is initialized to 11.25 , 16.85 ,13.45; and the fourth row is initialized to 8.75 ,35.65,19.45. FULL PROGRAM NOT REQUIRED.

Before going further, show the camera the front and back of…

Before going further, show the camera the front and back of the printed equation sheet (if you have it) and any blank scratch paper you will be using.   Which one of the following correctly describes the origin of permanent electronegative charge on 2:1 type silicate clays?