Correct answer is A
How 1,2,4,8......2^n leads to O(N)?
$2^0$ , $2^1$ , $2^2$ , $2^3$ ,..., $2^N$ ===> N terms.
@ nag.swarna
If you're adding a test-series question, you've to specify the name of the test-series from where you took this qs.
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