Advertisements
Advertisements
Question
Use identities to evaluate : (101)2
Sum
Advertisements
Solution
(101)2
(101)2 = (100 + 1)2
We know that,
(a + b)2 = a2 + b2 + 2ab
∴ (100 + 1)2 = 1002 + 12 + 2 x 100 x 1
= 10,000 + 1 + 200
= 10,201
shaalaa.com
Is there an error in this question or solution?
