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If sin["sin"^(-1)(1)/(5)+cos^(-1)x]=1, t...

If `sin["sin"^(-1)(1)/(5)+cos^(-1)x]=1`, then the value of x is -

A

`(2)/(5)`

B

1

C

`(1)/(3)`

D

`(1)/(5)`

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The correct Answer is:
D
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 6
  1. Let f(x)=[x] where [x] denotes the greatest integer in x. Which one o...

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  2. The value of ("sin"^(-1)(4)/(5)+2"tan"^(-1)(1)/(3)) is -

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  3. If sin["sin"^(-1)(1)/(5)+cos^(-1)x]=1, then the value of x is -

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  4. If f(x)=sin^(2)x and and composite function g{f(x)}=|sinx|, then the ...

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  5. If f(2x+3)=sinx+2^(x), then the value of f(4m-2n+3) is -

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  6. If l(x) is the integer not less than x and g(x) is the greatest intege...

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  10. If A=[(0,1,2),(1,2,3),(3,1,1)] and its inverse B=[b(ij)], then the el...

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  11. The inverse of the matrix [(cos2theta, -sin2theta),(sin2theta, cos2th...

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  12. If [(a(11),a(12),a(13)),(a(21),a(22),a(23)),(a(31),a(32),a(33))]=[(1,2...

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  13. If 2X+[(1,2),(3,4)]=[(3,8),(7,2)], then the matrix X is equal to -

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  17. A fair coin is tossed n times. The probability of getting head at leas...

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  18. A card is drawn from an ordinary pack of 52 cards and a gambler bets ...

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