Math, asked by kartikgehlot1911, 2 months ago

..plz tell faster plz

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Answered by UrAddiction

66

Answer:

↪️99²

↪(90 + 9)² = ( a + b) ²= a² + b² + 2ab

️↪90² + 9² + 2(90)(9)

️↪️8100 + 81 + 1620

↪️9801

therefore 99² = 9801

Step-by-step explanation:

hope it helps..

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