Question

198×201 using identity​

Answer 1

Answer:

198 ( 200 + 1)

39,600 + 198 = 39,798

Answer 2

Answer:

it cannot be solved using identity because there should be 202 ite place of 201. and if there is 202 then this is the answer.

Step-by-step explanation:

198*202

(200-2)*(200+2)

using a²-b²=(a-b)(a+b)

(200)²-(2)²

40000-4

39996.

hope it will help u. and plz check ur question.