Question

plz answer these question ​

Answer 1

Answer:

( 1-27/8 )

Step-by-step explanation:

Given,

a = ( 1 - 3/2 )

So,

a^3 = ( 1 - 3/2 )^3

= [ (1*1*1) - 3^3/2^3 )

= (1 - 27/8)

Therefore, a^3 = ( 1-27/8 )