If a=4,b=3,c=2 find the value of a^2+b^2+c^2+2bc
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a=4,b=3,c=2
a²+b²+c²+2bc
= (4)²+ (3)²+(2)²+2(3)(2)
= 16 + 9 + 4 + 12
= 25+16
= 41
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