Question

evaluate 49 × 51
from topic square and square roots​

Answer 1

Answer:

2,499

Step-by-step explanation:

49×51

= 2,499.

Hope it helps you.

Answer 2

Step-by-step explanation:

The answer is

$49 \times 51 \\ = (50 - 1)(50 + 1) \\ = {50}^{2} - {1}^{2} \\ = 2500 - 1 \\ = 2499$

Thank you