Find the following squares by using the identities.(i) (b-7)^2(ii) (xy – InterviewSolution

1.

Find the following squares by using the identities.(i) (b-7)^2(ii) (xy +3z)^2(iii)(6x2-5y)^2

Answer»

i) (b-7)² = b² +49 - 14b

ii) (xy+3z)² = x²y² +9z² +6xyz

iii) (6x²-5y)² = 36x² +25y² -60x²y

very very thanks to you

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