EXPAND USING IDENTITY 1. (x+3y+2) raise to2
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Answer:
using identity is (a+b+c)²
Step-by-step explanation:
a= x
b = 3y
c= 2
so, (a+b+c)²= a²+b² + c² +2ab+2bc+2ac
now put the the value and solve the question
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