Question

evalute the product without actual multiplication 501*499​

Answer 1

Answer:

240000.

Step-by-step explanation:

501 × 499

Writing 501 as (500 + 1) and 499 as (500 - 1) , we get

501 × 499 = (500 + 1) (500 - 1)

= (500)² - (1)² [°.° (a+b)(a-b) = a²-b² ]

= 250000 - 1

= 240000 Ans.