Question

The value of (1000) -(50)’is
(a) 950000
(b) 997500
(c) 105000
(d) 992500​

Answer 1

Answer:

a² - b² = (a+b)(a-b)

(1000+50)(1000-50)

1050 x 950

997500

So, option B is correct.

Hope it helps you!!