Math, asked by addadhich79, 1 month ago

Evaluate 699² using the identity (a + b)² = (a² + b² + 2ab).

Answers

Answered by harshraj334

0

Answer:

699^2
600+99
let a =600 let b =9
according to question
600^2+99^2
600^2+99^2+2×600^2×99^2

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