Question:`x^2 + 3, x^3 - 2, - 2x^2 + 1` রাশি তিনটির যোগফল কত ? 

A 1 
B 2 
C `x^3 - 1` 
D `1 - x^2` 

+ Answer
B 

+ Explanation
`x^2 + 3`

                         `x^2 - 2`

                      `- 2x^2 + 1`
                   ____________
                               0 + 2

+ Report

Irin Moni

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