Question

1. evaluate using identity (99)^2​

Answer 1

Step-by-step explanation:

99²=(100-1)²

using (a-b)²=a²+b²-2ab

(100-1)²=100²+1²-2(100)(1)

=10000+1-200

=9801

Answer 2

Answer:

The correct answer is 9801

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