Question

Expand: [ −
2
\3
]
^3

and using same identity, find the value of (998)
^3​

Answer 1

Answer:

1) 2/3 x 2/3 x2/3 x 2/3

2) 998 x 998 x 998

= 994,011,992

Answer 2

Step-by-step explanation:

using identity (a-b)^3