Math, asked by gowrarajinchara, 1 day ago

1.expand
a)(a – b + c)^2
b)( x – 2y + 1)^2
c)( 3a – 2b – 5c)^2
plss do solve unwanted answers will be reported

Answers

Answered by parmanpreetkaur75

2

a) a²+b²+c²-2ab-2bc+2ca

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