Question

Evaluate using identity (97) square

Answer 1

Answer:

9409

Step-by-step explanation:

(100-3)2

(100)2 + (3)2 - 2 (100)(3)

10000 + 9 - 600

10009-600

9409

Answer 2

Answer: 9409

Step-by-step explanation:

(97)²

=> (100 - 3)²

=> 100² - 2*100*3 + 3²                            [since (a - b)² = a² - 2ab + b²]

=> 10000 - 600 + 9

=> 9409