In an ap if the 12th term is - 13 and the sum
WebThe missing terms in AP: __, 13, __, 3 are: (a) 11 and 9 (b) 17 and 9 (c) 18 and 8 (d) 18 and 9. Answer: (c) Explanation: a 2 = 13 and. a 4 = 3. The nth term of an AP; ... 12. The sum of the first five multiples of 3 is: (a) 45 (b) 55 (c) 65 (d) 75. Answer: (a) 45. Explanation: The first five multiples of 3 is 3, 6, 9, 12 and 15.
In an ap if the 12th term is - 13 and the sum
Did you know?
WebThe formula of a sum of n elements is: n* (a1+an)/2 So for n=5, a5=112: 80 = 5* (a1+a5)/2 => 80 = 5* (a1 + 112)/2 160 = 5*a1 + 560 5*a1 = -400 a1 = -80 The general formula of an AP is: an = a1 + (n-1)*d So for n=5, a1=-8: 112 = -80 + (5–1)*d = … WebThe 12 t h term of an AP is - 13 and the sum of its first four terms is 24. Find the sum of its first 10 terms. Solution Step 1: Consider the first given condition and make an equation …
WebIf 12 th term of an A.P is −13 and the sum of the first four terms is 24, what is the sum of first 10 terms? Medium Solution Verified by Toppr Correct option is A) Let a,d be the first … WebThe sum of the first five terms of an AP and the sum of the first seven terms of the same AP is 167. If the sum of the first ten terms of this AP is 235, find the sum of its first twenty terms.
WebSubstituting these values in the AP sum formula, S n = n/2 [2a + (n - 1) d] S n = 3/2 (2 (400000) + (3 - 1) (50000)) = 3/2 (800000 + 100000) = 3/2 (900000) = 1350000 He earned $1,350,000 in 3 years. We can get the same answer by general thinking also as follows: The amount earned in 3 years = 400000 + 450000 + 500000 = 1350000. WebJan 16, 2024 · For an AP, the sum of the first n terms can be calculated if the first term and the total number of terms are known. The formula for the sum of AP is: Here, S = Sum of n terms of AP n = Total number of terms a = First term d = Common difference Arithmetic Progression Sum Formula When First and Last Terms are Given:
WebSolution. Let a and d be the first term and the common difference of the AP, respectively. Given: a 12 = − 13. S 4 = 24. a 12 = − 13. ⇒ a + ( 12 − 1) d = − 13 [ a n = a + ( n − 1) d] ⇒ a + …
WebThe 5 th term of an AP is 13 and the 1 st term is -3. Find the 6 th term and the sum of the first 12 terms. (4 marks) Given that f(x) = 3 x: Copy and complete the table below for the function f(x) = 3 x. x-2-1. 0. 1. 2. f(x) 1/3. 1 (3 marks) Using a scale of 2cm:1 unit on both axes, draw the graph of f(x) = 3 x for −2≤𝑥≤2 rds power hitsWebA detailed résumé that summarizes educational preparation and professional experience for the position.4. If applicable, College and/or university transcripts showing the awarded/conferred degree are required and must be submitted with the online application by all applicants, including current or former employees of the college, to ... how to spell prevailWebOct 10, 2024 · Given: The 12th term of an A.P. is $-13$ and the sum of the first four terms is 24. To do: We have to find the sum of the first 10 terms. Solution: how to spell pretzelWebJun 20, 2024 · In an Ap If the 12th term is 13 is and sum of the 1st term Is 24. What is the sum of the first. What is the a and d number on ths question. Stand formula using for ths … how to spell presumedWebIn an AP, the sum of first n terms is 3n^22 + 13n2 Find the 25th term. Class 11 >> Applied Mathematics >> Sequences and series >> Arithmetic progression >> In an AP, the sum of first n terms is 3 Question in an AP the sum of first n terms is 3n2/2 + 13n/2 Solution Verified by Toppr Was this answer helpful? 0 0 Similar questions how to spell pricierWeb13 hours ago · MIAMI (AP) — Max Strus and Jimmy Butler scored 31 points apiece, and the Miami Heat got into the playoffs by rallying in the final minutes to beat the Chicago Bulls 102-91 in an Eastern ... how to spell priaWebMar 4, 2024 · 12 th term = -13. So, it becomes,-----(1) Sum of its first four terms = 24. From eq(1) and (2), we get that . So, it becomes, So, it becomes, Hence, Sum of its first 20 term … rds powershell commands