Question

999×999 full explain​

Answer 1

$= (1000 - 1)(1000 - 1) \\ = (1000 - 1) ^{2} \\ = (1000) ^{2} + {1}^{2} + 2 \times 1000 \times 1 \\ = 1000000 + 1 - 2000 \\ = 998001$

Hope it helps you!!

Answer 2

Answer: 10,02,001


Step-by-step explanation: 999 Can Be Written As (1000-1)

==> 999 X 999
==> (1000-1)X(1000-1)
==> (1000-1)^2
==> 1000^2 + 1^2 - 2 X 1000 X 1. [ (a-b)^2 = a^2 + b^2 -2ab]
==> 10,00,000 + 1 - 2,000
==> 10,02,001 Is Your Answer. Thank You! Good Night =D