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If A = 1 + 2^(p) and B = 1 + 2^(-p) , ...

If ` A = 1 + 2^(p) and B = 1 + 2^(-p)` , then what is the value of B ?

A

(A+1)/(A-1)

B

(A+2)/(A+1)

C

A/(A-1)

D

(A-2)/(A+1)

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CHAMPION PUBLICATION-2017 TIER-II PAPER(12)-EXERCISE
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  2. x and y are positive integers. If x^(4) + y^(4) + x^(2) y^(2) = 481 ...

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  3. If A = 1 + 2^(p) and B = 1 + 2^(-p) , then what is the value of B ?

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  4. If a and b are roots of the equation ax^2+bx+c=0, then which equation ...

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  5. If sqrt(( 1 - p^(2)) (1 - q^(2))) = ( sqrt(3))/( 2) and q=0 then wh...

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  6. If (a + b)^(2) - 2 (a + b) = 80 and ab = 16 then what can be th...

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  7. If x^(y + x ) = 1, y^(x + z) = 1024 and z^(x+ y) = 729 (x, y and z...

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  8. If x + y + z = 1, x^(2) + y^(2) + z^(2) = 2 and x^(3) + y^(3) + z^(3...

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  9. In triangle PQR, the internal angle bisector of angle Q and angle R me...

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  10. PQR is a triangle such that PQ = PR. RS and QT are the medians to the ...

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  11. PQR is a triangle. S and T are the midpoints of the sides PQ and PR re...

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  12. ABC is a triangle in which angleABC=90^(@),BD is perpendicular to AC. ...

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  13. Two parallel chords are on one side of the centre of a circle. The len...

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  14. Two circles of radius 4 cm and 6 cm touch each other internally. What ...

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  15. In the given figure, PT is a common tangent to three circles at points...

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  16. PQRS is a cyclic quadrilateral. PR and QS intersect at T. If angleSPR=...

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  17. In the given figure, anglePSR=105^(@) and PQ is the diameter of the ci...

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  18. There are two identical circles of radius 10 cm each. If the length of...

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  19. PQRS is a rectangle in which side of PQ = 24 cm. and QR= 16 cm. T is a...

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  20. In the given figure, ABCD and BEFG are squares of sides 8 cm and 6 cm ...

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