The sum of an infinite G.P. is 4 and the sum of the cubes of its terms is 192. The common…

Mathematics · JEE Main · NTA Exams — Progression and Series

1. 1/2
2. 2/3
3. 1/3
4. –1/2

Answer

(D) –1/2

Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.

Related practice questions

• If b+c-a a , c+a-b b , a+b-c c are in A.P. then which of the following is in A.P.
• If a_ 1 , a_ 2 , a_ 3 a_ n be an AP of non-zero terms then 1 a_ 1 a_ 2 + 1 a_ 2 a_ 3 + + 1 a_ n-1 a_ n is
• If A 1 , A 2 are two AM’s between two numbers a and b, then (2A 1 – A 2 ) (2A 2 – A 1 ) is equal to
• If A 1 , A 2 be two AM’s and G 1 , G 2 be two GM’s between two numbers a and b, then A_ 1 +A_ 2 G_ 1 G_ 2 is…
• Find the sum of first 24 terms of an AP a 1 , a 2 , a 3 ....., if it is known that a 1 + a 5 + a 10 + a 15 +…
• The sum _ k=1 ^ 20 k 1 2^ k is equal to
• The fourth, seventh and tenth terms of a G.P. are p, q, r respectively, then
• Let T r be the r th term of an A.P., for r = 1, 2, 3,....... If for some positive integers m, n. We have T_ m…

More Progression and Series questions · Browse all practice questions