<span>A Pixel (a word invented from "picture element") is the basic unit of programmable color on a computer display or in a computer image.</span>
If this is the full question " <span>Which of the following formulas is equivalent to =SUM(A1:A3)?
A. =A1+A3
B. =A1+A2+A3
B. =A2
D. =A3-A1"
The answer is </span>
<span>B. =A1+A2+A3 formulas is equivalent to =SUM(A1:A3)</span>
The right answer is B. :3
