Math, asked by rajashekaraddagatta, 5 months ago

Indentity used to find 49×49 is ​

Answers

Answered by Ꭺαrση
103

SPECIAL IDENTITY

The answer is 2401

Step-by-step explanation:

Using (a-b)2 = a 2 + 2ab + b 2 to calculate the value of (49)2

We can write (49)2 as (50-1)2

(50-1)2 = 50 2 - 2×50×1 + (1)2

= 2500 - 100 + 1

= 2401

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