Question

please help to solve these two solutions​

Answer 1

Step-by-step explanation:

1. 99² = (100 - 1 )²

= (100)²-2(100)(1) + (1)²

= 10000-200+1

= 9801

2.1001 = (1000+1)²

= (1000)²+2(1000)(1) + (1)²

= 1000000 + 2000 + 1

= 1002001

hope it helps.....

Answer 2

Answer:

(100-1)

Step-by-step explanation:

This is the answer