Question

(a−b+c)² is equal to​

Answer 1

Step-by-step explanation:

age distribution also called age composition, in population study's the proportionate numbers of person in successive age categorise in given population . age distribution differ among country's mainly because of differences in the levels and trends of firtility

Answer 2

$\huge\mathcal\fcolorbox{red}{blue}{❥︎Aɴsᴡᴇʀ࿐}$

(a-b+c) =a²+b²+c²+2ab+2bc+2ac

$\huge\sf\red{IᴛᴢNᴏʙɪᴛᴀ࿐}$