Q1:2025Number System > MediumQ1:2025Number System>MediumEntered answer:Correct Answer20Correct AnswerExplanation →
Q2:2023Number System > MediumQ2:2023Number System>MediumAnswer optionsn(n+2)2\dfrac{n(n+2)}{2}2n(n+2)32\dfrac{3}{2}23n(n+1)2\dfrac{n(n+1)}{2}2n(n+1)nnnCorrect AnswerOption 1Correct AnswerExplanation →
Q3:2019Number System > HardQ3:2019Number System>HardEntered answer:Correct Answer29Correct AnswerExplanation →