Question

I want to simplify 99*101 using suitable property

Answer 1

99×101

(100-1)×(100+1)

(a+b)(a-b)= a^2-b^2

so,100^2-1^2

10000-1

9999

is the ans...

Answer 2

Answer:

9999

Step-by-step explanation:

99=100-1

101=100+1

(100-1)*(100+1)

(a-b)*(a+b)=a²-b²

(100) ²- (1)²

10000 - 1

9999

hope its helpful

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