F(x) = x2 + (1/x-1) - 1 হলে নিচের কোনটি সঠিক?
Solution
Correct Answer: Option D
If f(-1)= -1
তাহলে, F(x) = x2 + (1/x-1) - 1
= (1)2 + {1/(-1)-1} - 1
= 1 - 1 - 1
= -1
তাহলে, F(x) = x2 + (1/x-1) - 1
= (1)2 + {1/(-1)-1} - 1
= 1 - 1 - 1
= -1
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