Question

(109)² suitableusing identity

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Answer 1

Step-by-step explanation:

we can break this term into simple term

Answer 2

Answer:

11881

Step-by-step explanation:

(109)^2 = (100+ 9)^2

a =100 b =9

identity = a^2 + b ^2+ 2ab

100^2+9^2+2×100×9

10000+81+1800

11881

Hope it helps