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 … WebSep 2, 2024 · Best answer i. Sum of first five terms = 150 Sum of the five consecutive terms of arithmetic sequence is five times of its middle term. Third term = 150 5 = 30 150 5 = 30 ii. First term + Tenth term = Second term + Nineth term = Third term + Eighth term = Fourth term + Seventh term = Fifth term + Sixth term = 550 5 = 110 550 5 = 110
Find the common difference
WebSolution Let a be the first term and d be the common difference of the AP. Then, It is given that the sum of its next 10 terms is – 550 Now S20 = Sum of first 20 terms = Sum of first … WebOct 20, 2024 · In an AP the sum of first ten terms is -150 and the sum of its next 10 terms is -550. Find the AP. Is this the question you’re looking for? Advertisement Expert-Verified … black friday ad for shoe carnival
10] Find the sum of first
WebOct 20, 2024 · In an AP the sum of first ten terms is -150 and the sum of its next 10 terms is -550. Find the AP. Is this the question you’re looking for? Advertisement Expert-Verified Answer 49 people found it helpful Hey there !! Let a be the first term and d be the common difference of the given AP . S₁₀ = -150. ⇒ Sn = n/2 [ 2a + (n-1)d] WebIn an AP, the sum of first ten terms is -150 and the sum of next ten terms is -550. Find the AP. AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy &... WebLesson 4: Sum of first n terms of an AP. Arithmetic series intro. Arithmetic series formula. Worked example: arithmetic series (sum expression) Finding first term and common … black friday ad academy sports