Question

[x+y]3=? কি করে হবে​

Answer 1

ʜᴇʏᴀ ᴍᴀᴛᴇ ʜᴇʀᴇ ɪs ʏᴏᴜʀ ᴀɴsᴡᴇʀ 
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●Since it is not clear if if want the 3 as power or not i will give u 2 solutions.

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${(x + y)}^{3}$
${x}^{3} + {y}^{3} + 3 {x}^{2} y+ 3 {y}^{2} x$
AND

●3{x+y}=3x+3y