Asked by ghhgfht
The first three terms of an arithmetic-geometric progression are 3, –1 and –1. The next term of the progression is
Answers
Answered by
oobleck
ab = 3
(a+d)(br) = -1
(a+2d)(br^2) = -1
One solution is d = -2, a = -d/2, b = -6/d, r = 1/3
AP: 1, -1, -3
GP: 3, 1, 1/3
(a+d)(br) = -1
(a+2d)(br^2) = -1
One solution is d = -2, a = -d/2, b = -6/d, r = 1/3
AP: 1, -1, -3
GP: 3, 1, 1/3
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