Question

Using Suitable identities find
(1098) ²​

Answer 1

Step-by-step explanation:

(a + b)2 = a2 + 2ab + b2 use this formula

a=1000

b=92

Answer 2

Answer:

1205604

Step-by-step explanation:

(1098)²

= (1100 - 2)²

= (1100)² + 2² - 2×1100×2 [(a-b)²=a²+b²-2ab]

= 1210000 + 4 - 4400

= 1210004 - 4400

= 1205604 ANS.