Math, asked by lathasir8, 3 months ago

evalute the by using suitable identities a. 198 square​

Answers

Answered by prachi4042
7

Answer:

39204

Step-by-step explanation:

198² = (200-2)²

= (200)² - 2(200)(2) + (2)²

= 40000 - 800 + 4

= 39204


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