Question

10. Evaluate :
(i) 59 x 61​

Answer 1

Answer: 59 = 60 - 1

61 = 60 + 1

59 x 61 = (60-1) (60 +1)

Using identity (a - b) (a+b) = a²-b²

= 60²-1²

= 3600 - 1 = 3599...the answer..

Answer 2

Answer:

your answer is in the picture given above :) stay safe <3