Question

following product using suitable identity 999×999​

Answer 1

Answer:

The value of 999×999 is

=(1000−1)(1000−1)

=(1000−1)*

We know that suitable identities

(x−y)*=x*−2xy+y*

Thus (1000−1)*=(1000)*−2(1000)(1)+(1)*

=1000000−2000+1

=998001

Step-by-step explanation:

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