Consider an infinite $G.P. $ with first term a and common ratio $r$, its sum is $4$ and the second term is $3/4$, then
Consider an infinite $G.P. $ with first term a and common ratio $r$, its sum is $4$ and the second term is $3/4$, then
- [IIT 2000]
- A
$a = \frac{7}{4},\,r = \frac{3}{7}$
- B
$a = \frac{3}{2},\,r = \frac{1}{2}$
- C
$a = 2,\,r = \frac{3}{8}$
- D
$a = 3,\,r = \frac{1}{4}$
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