Question

99^2 using the identity???​

Answer 1

Answer:

the answer is

Step-by-step explanation:

(100-1)^2

using identity (a-b) ^2=a^2+b^2-2ab

(100-1)^2=10000+1-200

(100-1)^2=9801

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Answer 2

Answer:

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

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