Math, asked by subhadiphalder200, 1 month ago

if 15 * 12 = 1071, 25 * 21=624, 17*13=2201 then ehats 19*15?
1) 4641
2) 2531
3) 6751
4) 825​

Answers

Answered by amitnrw
2

Given : 15 * 12 = 1071, 25 * 21=624, 17*13=2201

To Find : 19 ×15

Solution:

15 * 12 = 1071,

51 × 21 = 1071

25 * 21=624,

52 × 12 = 624

17*13=2201

71 × 31 = 2201

19 × 15 = ?

91 × 51 = 4641

ab × cd = e

=> ba × dc = e

4641 is correct answer

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