WebIn order to find the fifth term, for example, we need to extend the sequence term by term: a (n) ... Well, lets see what the first few terms are, f(1) = 5, f(2) = 30, f(3) = 30+30-5+35= … WebN represents the number of term A) for the 1st three terms, just substitute n with 1,2 and 3 1st term: 3(1) + 2 = 5 2nd term: 8 3rd term: 11 B) 10th term: 3(10)+2= 32 You can check the answer by using the method: if n is the number of term, then 3n would represent multiples of 3. In this question, the answer will always be 2 more than any ...
Find the 3rd Term 5n+1 Mathway
WebThe first five terms of the sequence: \(3n + 4\) are \(7, 10, 13, 16, 19, ...\) Working out terms in a sequence. When the nth term is known, it can be used to work out specific terms in … WebDec 19, 2024 · Example: S n = 2n 2 + 3n. Example: S n = n/4 (n + 1) we can find ‘d’ also from S n. d = 2 (coefficient of n 2) for eg. : 2n 2 + 3n, d = 2(2) = 4 Verification: S n = 2n 2 + 3n at n = 1, S 1 = 2 + 3 = 5 = first term at n = 2, S 2 = 2(2) 2 + 3(2) = 8 + 6 = 14 ≠ second term = sum of first two terms. ∴ second term = S 2 – S 1 = 14 – 5 = 9 tep incentives
Answered: Write the first five terms of the… bartleby
WebOct 18, 2024 · The second term of the sequence 3n²/2 is 6.. What is substitution? Substitution in mathematics is when we replace some specific numerical values to variables according to our wants or given in the problem.. Given, The nth term of a sequence is 3n²/2.. Let f(n) = 3n²/2. Now, to obtain the second term of the sequence can be obtained … WebGiven that, the sum of n term of AP is . S n = 3n 2 + 5n -----(1) Let a 1, a 2, a 3.....an are terms of AP. S 1 or a 1 = 3(1) 2 + 5(1) ⇒ a 1 = 8 -----(2) Similarrly, a 1 + a 2 = 3(2) 2 + 5(2) ⇒ a 1 + a 2 = 22 ----(3) ⇒ a 2 = 14. a 1 + a 2 + a 3 = 3(3) 2 + 5(3) ⇒ a 1 + a 2 + a 3 = 42 -----(4) ⇒ a 3 = 20. Therefore AP is 8, 14, 20 ... WebOct 11, 2012 · The Series has the formula 3n + 1/2(n - 1)(n - 2) = 3n + 1/2(n2 - 3n + 2) which simplifies to, 1/2(n2 +3n + 2) ... What is the 5th term of 3n - 1? Asked By Wiki … tribal museum bhopal plans