Math, asked by Arjeet8757, 1 year ago

Using identity evaluate 401×402

Answers

Answered by mrmozbulhussain

21

Answer:

401×402

Step-by-step explanation:

(400+1)×(400+2) =400(400+2)+1(400+2) =160000+800+400+2 =161202

Answered by akshit187

10

Answer:

161202

(400+1)×(400+2)

400(400+2)+1(400+2)

160000+800+400+2

=161202

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