JEE MATHEMATICS MCQ: QUADRATIC EQUATIONS

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Application +4 | -1

The sum of an infinite geometric series is 2 and the sum of geometric series made from the cube of this infinite series 24 . Then the series is -

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Correct option: C

3-\frac{3}{2}+\frac{3}{4}-\frac{3}{8}+\ldots

Option C (

3-\frac{3}{2}+\frac{3}{4}-\frac{3}{8}+\ldots

) is correct because it satisfies the given conditions for the sum of the infinite geometric series and the sum of the cubes of the series.

More Questions from QUADRATIC EQUATIONS

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\log _7 \log _5(\sqrt{x+5}+\sqrt{x})=0

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{x^2} - px + q = 0

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{x^2} + 4ax + 2 > 0

x

a

f\left( x \right) = a{x^2} + bx + c\;

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9{x^2} - 18\left| x \right| + 5 = 0

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