Question

(iii) 197 x 203 find the value using perfect rule​

Answer 1

Answer:

(200-3) × (200+3)

Step-by-step explanation:

(a+b) (a-b) = a square - b square

(200)square - (3)square

40, 000 - 9 = 39, 991

Answer 2

Answer:

(200-3) (200+3)

On solving, you will get

39991

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