f(x) = x3+ax3+2x3 = 0 হলে, a এর মান কত?

A 3

B 1

C 0

D -3

Solution

Correct Answer: Option D

      f(x) = x3+ax3+2x3 = 0 

=> x3 (1+a+2) = 0  

=> a + 3 = 0 

=> a = -3 

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