1.

Evaluate follow8ng using suitable identities (998)3

Answer»

Heya !!



( 998

=> ( 1000 - 2 )³



We KNOW that,


( A - B)³ = (A)³ - (B)³ - 3AB ( A + B )




So,



( 1000 - 2)³



=> (1000)³ - (2)³ - 3 × 1000 × 2 × ( 1000 - 2 )




=> 1000000000 - 8 - 598800




=> 994011992 [ ANSWER ]



Discussion

No Comment Found

Related InterviewSolutions