find the product 99 ×99 with the help of formula.
The upper question is same . like this question! Please answer me !!
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Answered by
1
Answer:
9801
Step-by-step explanation:
by using identity: (a-b)^2=a^2+b^2-2ab
(100-1)^2
100^2+1^2(100×1)
10000+1-200
9801.
Answered by
5
Answer:
99×99
(100-1)²
=(100)²-2×100×1+(1)²
=10000-200+1
=9801 answer
Hope it will help u
Step-by-step explanation:
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