Numbers

1397 x 1397 = ?

A 1951609

B 1981709

C 18362619

D 2031719

E None of these

ANS:A - 1951609

1397 x 1397	= (1397)²
	= (1400 - 3)²
	= (1400)² + (3)² - (2 x 1400 x 3)
	= 1960000 + 9 - 8400
	= 1960009 - 8400
	= 1951609.

Share :

img not found

For help Students Orientation
Mcqs Questions

One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.