In a g.p. a 81 r −1/3 then find a3

WebJun 9, 2024 · Write three terms of g.p a=81,r=-1/3 Advertisement phani67 is waiting for your help. Add your answer and earn points. Answer 6 people found it helpful JennyGoud Step … Weba3-8b3 Final result : (a - 2b) • (a2 + 2ab + 4b2) Step by step solution : Step 1 :Equation at the end of step 1 : (a3) - 23b3 Step 2 :Trying to factor as a Difference of Cubes: 2.1 ... a3 −b3 = …

if (a+1/a) 2 = 3, then (a3 + 1/a3)=? - NextGurukul

WebJul 19, 2016 · First term: a 1 = 4. Second term: a 2 = a 1 r = 4 (3) = 12. Third term: a 3 = a 1 r 2 or just a 2 r = = 12 (3), etc. in a Geometric sequence, you simply multiply the most recent … WebMar 19, 2024 · a1 = 2 an+1 = (an)^2 + 5 a2 = (a1)^2 + 5 - 2^2 + 5 = 9 a3 = (a2)^2 + 5 = 9^2 + 5 = 81+5 = 86 a3 = 86 Upvote • 0 Downvote Add comment Report Still looking for help? Get the right answer, fast. Ask a question for free Get a free answer to a quick problem. Most questions answered within 4 hours. OR Find an Online Tutor Now florid diabetic koilocytosis https://heavenleeweddings.com

write 3 terms of GP when a=81,r=-1/3 - Brainly.in

WebThe correct option is C ±198It is given thata2+ 1 a2=34Using identity we have(a+ 1 a)2 = a2+ 1 a2+2⇒ (a+ 1 a)2 = 34+2⇒ (a+ 1 a)2 = 36⇒ (a+ 1 a)2 = 62⇒ (a+ 1 a) =±6Now, again from cubic identity we have,a3+ 1 a3=(a+ 1 a)3−3(a)(1 a)(a+ 1 a)Case I: When (a+ 1 a) = +6,a3+ 1 a3=63−3(a)(1 a)6⇒ a3+ 1 a3=63−(3)(6)⇒ a3+ 1 a3=216−18 ... WebThe formula for the nth term of a geometric progression whose first term is a and common ratio is r is: a n =ar n-1. The sum of n terms in GP whose first term is a and the common ratio is r can be calculated using the formula: S n = [a (1-r n )] / (1-r). The sum of infinite GP formula is given as: S n = a/ (1-r) where r <1. ☛ Related Topics: WebGiven that, the fourth term in geometric sequence is a 4 = 81 and the common ratio is r = − 3. Recall that, the general term of the geometric sequence is a n = a r n − 1 . Here, a is the … great wolf lodge manteca hiring

Geometric Progression And Sum Of GP - BYJU

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In a g.p. a 81 r −1/3 then find a3

Write three terms of the GP when the first term a and the …

WebFeb 5, 2024 · a1, a2, a3, a4, a5 are the first five terms of an A.P. such that a1 + a3 + a5 = –12 and a1.a2.a3 = 8. Find the first term and common difference. asked Nov 13, 2024 in … WebNov 27, 2024 · The 3rd and 8th term of a GP are 1/3 and 81, respectively. Find the 2nd term. (a) 3 (b) 1 (c) 1/27 (d) 1/9. LIVE Course for free. Rated by 1 million+ students Get app now …

In a g.p. a 81 r −1/3 then find a3

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WebWrite three terms of the GP when the first term a and the common ratio r are given A) a=4:r=3 B)a= 5;r= 51 C)a=81;r= 3−1 D)a= 641;r=2 Medium Solution Verified by Toppr As … WebNov 3, 2024 · In a GP, a = 9 and . To find, The value of 7th term , . Solution, In a GP, consecutive terms have a common ratio through out the sequence. Now , we have a formula for nth term in GP, that is . Here a is the first term. r is the common ratio. n is the nth term. So we need 7 th term. = = Hence , the 7 th term of the GP is .

WebMar 22, 2024 · 1 Expert Answer Best Newest Oldest Raymond B. answered • 03/23/22 Tutor 5 (2) Math, microeconomics or criminal justice About this tutor › a1 = 2 an = 3an-1 + 1 the nth term is 3 times the previous term plus 1 a3 = 3a2 + 1 a2 = 3a1 + 1 a2 = 3 (2) + 1 = 6+1 = 7 a3 = 3 (7) + 1 = 21+1 = 22 a3 = 22 Upvote • 0 Downvote Add comment Report WebMar 30, 2024 · Let a be the first term &amp; r be the common ratio of G.P. It is given that Sum of first two term is = -4 i.e. S2 = -4 Also fifth term is 4 times of third term i.e. a5 = 4 × a3 We …

WebThe sum of first n terms of a GP a, ar, ar 2, ar 3,….ar n-1,… is given be the formula, S n = a[(r n-1)/(r-1)] if r ≠ 1. Here, a = First term. r = Common ratio. n = Number of terms. If the …

WebMar 22, 2024 · About this tutor ›. a1 = 2. an = 3an-1 + 1. the nth term is 3 times the previous term plus 1. a3 = 3a2 + 1. a2 = 3a1 + 1. a2 = 3 (2) + 1 = 6+1 = 7. a3 = 3 (7) + 1 = 21+1 = 22.

WebThe common ratio of a geometric sequence, denoted by r , is obtained by dividing a term by its preceding term. considering the below geometric sequence: 4,20,100 ... we can calculate r as follows: 1) 20 4 = 5. 2) 100 20 = 5. so for the above mentioned geometric sequence the common ratio r = 5. Don't Memorise · 3 · May 18 2015. great wolf lodge manteca hoursWebJan 31, 2014 · Given (a+1/a) 2 = 3 Therefore (a + 1/a) = √3 Recall the formula, (a 3 + b 3) = (a + b) 3 - 3ab (a + b) Therefore, (a3 + 1/a3) = (a + 1/a)3 - 3 x a x 1/a (a + 1/a) = (√3)3 - 3 (√3) = 3√3 - 3 (√3 = 0 Recommend (6) Comment (0) person Parthasaradhi M Member since Apr 1, 2024 Recommend (1) Comment (0) floridean nursing and rehab center - snfWebMar 30, 2024 · Ex9.3, 16 (Method 1) Find a G.P. for which sum of the first two terms is –4 and the fifth term is 4 times the third term. Let a be the first term & r be the common ratio of G.P. great wolf lodge manteca mapWebQuestion 1: If the first term is 10 and the common ratio of a GP is 3, then write the first five terms of GP. Solution: Given, First term, a = 10. Common ratio, r = 3. We know the general … floridean rehabWebMar 30, 2024 · Find the common ratio of G.P. It is given that Sum of third term & fifth term is 90 i.e. a3 + a5 = 90 We know that nth term of GP = arn – 1 i.e. an = arn – 1 Putting n = 3 & … great wolf lodge marketingWebFind a3 + 1/a3 if a + 1/a = 5. Login. Study Materials. NCERT Solutions. NCERT Solutions For Class 12. NCERT Solutions For Class 12 Physics; NCERT Solutions For Class 12 Chemistry; NCERT Solutions For Class 12 Biology; NCERT Solutions For … great wolf lodge manteca opening dayWebEasy Solution Verified by Toppr Correct option is C) a 3+ a 31=[a+ a1] 3−3[a+ a1]=33−33−33=0. Was this answer helpful? 0 0 Similar questions If x− x−21 =2− x−21 then … florid clothes optional beach