कौन सा क्रम \(a_n=4^n-2\) से बने पहले तीन पद दिखाता है?
Which sequence shows the first three terms of \(a_n=4^n-2\)?
Explanation opens after your attempt
A. (2,14,62)
Concept
\(4^1-2=2\), \(4^2-2=14\), and \(4^3-2=62\). Evaluate the power and subtract (2).
Why this answer is correct
The correct answer is A. (2,14,62). \(4^1-2=2\), \(4^2-2=14\), and \(4^3-2=62\). Evaluate the power and subtract (2).
Exam Tip
\(4^1-2=2\), \(4^2-2=14\), \(4^3-2=62\)। घात निकालकर (2) घटाएँ।
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