Question:x = 2 হলে  `x^3 - 7` এর মান কত ? 

A 1 
B - 1 
C - 7 
D - 5 

+ Answer
A 

+ Explanation
`x^3 - 7 = 2^3 - 7`

`= 8 - 7 = 1`

+ Report

Irin Moni

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