Instructions

What will come in the place of question mark (?)

Question 80

$$((a)^b)^?=1$$, where a $$\neq$$ 1 and b $$\neq$$ 0.

Solution
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For the LHS to become 1, the power of $$a^b$$ should be 0. So, '0' comes in place of the question mark.

Option b) is the correct answer.

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