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If a, b, c are in A.P., p, q, r are in H...

If a, b, c are in A.P., p, q, r are in HP and ap, bq, cr are in GP, then `(P)/(r)+(r)/(P)` is equal to

A

`( a)/( c) - ( c ) /( a)`

B

`( a)/( c ) + ( c ) /( a)`

C

`( b )/( q) + ( q)/( b ) `

D

`( b )/( q) - ( q)/( b )`

Text Solution

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The correct Answer is:
B
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MODERN PUBLICATION-SEQUENCES AND SERIES -MCQ ( Level-II)
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  18. For 0 lt theta lt ( pi )/(2) , if x = sum(n=0)^(oo)cos^(2n) theta, y =...

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