(x/2)a+1 = 1 হলে, a এর মান কত?

B 1

C 2

D -1

Solution

Correct Answer: Option D

(x/2)a+1 = 1

⇒ (x/2)a+1 = (x/2)0

⇒ a + 1 = 0

∴ a = -1

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