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0 lt theta lt (pi)/(2) then the minimum ...

`0 lt theta lt (pi)/(2)` then the minimum value of `sin^(3) theta + cosec^(3) theta` is……

A

2

B

1

C

0

D

Not possible

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The correct Answer is:
A
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KUMAR PRAKASHAN-SEQUENCE AND SERIES-Textbook based MCQs
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  10. If S(n)=1 + (1)/(2) + (1)/(2) + …..+ (1)/(2^(n-1)), (n in N) then …….

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  11. 0 lt theta lt (pi)/(2) then the minimum value of sin^(3) theta + cosec...

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  12. If a,b,c,d,e,f are in A.P. then d-b= ……

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  13. underset(r=1)overset(n)Sigma (underset(m=1)overset(r )Sigma m)=……

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  14. If 25, x - 6 and x - 12 are in G.P then x = .......... or ......... .

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  15. If 2,b,c, 23 are in G.P then (b-c)^(2)+ (c-2)^(2) + (23-b)^(2)= …….

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  16. If a + b + c = 5 then the maximum value of ab^(3)c is……

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  17. Three numbers a,b, c are between 2 and 18 such that a + b+ c= 25. If 2...

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  18. A G.P has 2n terms. Its first term is a and last term is l then the pr...

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  19. The measures of the sides of a right angle triangle are in A.P. The su...

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  20. 11 + 103 + 1005 +…….up to n terms is…….

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