CaxtsyShow that( 9x-5y- 5y)2 + 180 xy=(9x+5y) – InterviewSolution

1.

CaxtsyShow that( 9x-5y- 5y)2 + 180 xy=(9x+5y)

Answer»

(9x-5y-5y)2+180xy=9x+5y

2(9x-10y)+180xy=9x+5y

18x-20y+180xy=9x+5y

180xy=25y-9x

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