Question

Using the identity for square of a binomial, evaluate the following (999)^2

Answer 1

Answer:

Step-by-step explanation:

999^2

(1000 - 1)^2

Using identity, (a - b)^2 = a^2 + b^2 -2ab

(1000 - 1)^2

(1000)^2 + (1)^2 - 2(1000×1)

1000000 + 1 - 2000

1000001 - 2000

998001

Answer 2

Answer:

998001

Step-by-step explanation:

I hope you understand