In an ap the last term is 28
WebAnswer (1 of 14): Sum of first n terms of an AP having its first term as a and common difference as d is given by S = (n/2)*[2a+(n-1)d] Sum of first 21 terms of the AP is 28. This … WebThe first term of an AP is 5, the last term is 45 and the sum is 400. Find the number of terms and the common difference. fvdvdfv df ddddff fd df d f; Premium Online Home Tutors 3 Tutor System Starting just at 265/hour. Demo.
In an ap the last term is 28
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WebThe last term of the A.P ( l) = 29 Sum of all the terms ( Sn) = 155 Let the common difference of the A.P. be d. So, let us first find the number of the terms ( n) using the formula, 155 = ( n 2) ( 2 + 29) 155 = ( n 2) ( 31) 155 (2) = (n) (31) n = 310 31 n = 10 Now, to find the common difference of the A.P. we use the following formula, WebApr 12, 2024 · MADISON, Wis. (AP) — Democratic U.S. Sen. Tammy Baldwin, who spearheaded legislation to protect same-sex and interracial marriages last year, announced on Wednesday that she is seeking a third term in battleground Wisconsin. Baldwin, 60, said in a statement that she intends to continue fighting for the working class and families …
Web1 day ago · Mortgage buyer Freddie Mac reported Thursday that the average on the benchmark 30-year rate ticked down to 6.27% from 6.28% the previous week. The average … WebApr 15, 2024 · Best answer Let d be the common difference. Given: first term = a = -4 last term = l = 29 Sum of all the terms = Sn = 150 Sn = n/2 [a + l] 150 = n/2 [-4 + 29] n = 12 There are 12 terms in total. Therefore, 29 is the 12th term of the AP. Now, 29 = -4 + (12 – 1)d 29 = -4 + 11d d = 3 The common difference is 3. ← Prev Question Next Question →
Web7 hours ago · Philadelphia Phillies (5-9, fourth in the NL East) vs. Cincinnati Reds (5-8, fifth in the NL Central) Cincinnati; Saturday, 4:10 p.m. EDT. PITCHING PROBABLES: Phillies: Matt … WebJan 3, 2024 · In an AP, the first term is -4, the last term is 29 and the sum of all its terms is 150. Find its common difference.
WebJul 25, 2024 · Mohammed Owais. 2 years ago. Its bcoz, (Ref=n/2) the sum of any 2 terms of an AP is divided by 2 gets it middle number. example, 3+6/2 is 4.5 which is the middle of these terms and if you …
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