Math, asked by boorgalavinay9068, 6 months ago

Who do you factorise 9a2-9ab-10b2

Answers

Answered by namanburad11
0

Step-by-step explanation:

9 {a}^{2}  - 9ab - 10 {b}^{2}  \\9 {a }^{2}  - 6ab - 4ab - 10 {b}^{2}  \\take \: common \: term \: from \: \\  term \: (1and \: 2)and \: (3and \: 4) \\3a(3a - 2b) - 2b(2a - 5b)

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