Let … , … , … ,....... be a G.P. such that … < 0, … + … = 4 and … + … = 16. If …, then … is equal to:

Sequences and Series

JEE Main 2020 · 7 Jan, Evening shift · Q5256

MathematicsMedium178×since 2002Q5256

Let

{a_1}

{a_2}

{a_3}

,....... be a G.P. such that

{a_1}

< 0,

{a_1}

{a_2}

= 4 and

{a_3}

{a_4}

= 16. If

\sum\limits_{i = 1}^9 {{a_i}} = 4\lambda

, then

\lambda

is equal to:

JEE Main 2020 · 7 Jan, Evening shift · Q5256

MathematicsMedium178×since 2002Q5256

Let

{a_1}

{a_2}

{a_3}

,....... be a G.P. such that

{a_1}

< 0,

{a_1}

{a_2}

= 4 and

{a_3}

{a_4}

= 16. If

\sum\limits_{i = 1}^9 {{a_i}} = 4\lambda

, then

\lambda

is equal to: