Question 11 MarkThe arithmetic sum of first $n$ odd natural number is $n(n+1)$.AnswerfalseView full question & answer→
Question 21 Mark$\sqrt{2}, \sqrt{8}, \sqrt{18}, \sqrt{32}, \ldots$ is an arithmetic sequence.AnswertrueView full question & answer→
Question 41 MarkSum of ₹ 10,000 is deposited in bank at the rate of $8 \%$ per annual on an compound interest. Then amount depoisted in each year in an account represent arithmetic sequence.AnswerfalseView full question & answer→
Question 51 MarkIf for an AP if common difference is negative then it is possible that sum of first $m$ terms of AP is the sum of first $n$ terms of APAnswertrueView full question & answer→
Question 61 MarkThe arithmetic sum of first $n$ even number is $n^2$.AnswerfalseView full question & answer→
Question 71 MarkFor an arithmetic sequence if S $n=5 n^2-3 n$ then $a_n=10 n-8$.AnswertrueView full question & answer→
Question 81 MarkThe arithmetic sum of first $n$ natural numbers is $\frac{n(n+1)}{2}$.AnswertrueView full question & answer→
Question 101 MarkFor any arithmetic sequence first term cannot be zero.AnswerfalseView full question & answer→
Question 111 Mark" $1,1,1,2,2,2,3,3,3, \ldots$ is an AP" check the statement.AnswerfalseView full question & answer→