Question

Express each of the following as a special product: (99)² - (11)²​

Answer 1

Step-by-step explanation:

99²=(99)(99)=(100-1)(100-1)=(100-1)²=100²+1²-2(100)(1)=10000+1-200=9801

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Answer 2

Step-by-step explanation:

Square of 99=9,801

Square of 11=121

Hence,

9801

- 121

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9680

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