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If A and B are two events, then the prob...

If A and B are two events, then the probability that one and only one event occurs is -

A

`P(A^(c ))+P(B^(c ))+2P(A^(c )cap B^(c ))`

B

`P(A^(c ))+P(B)-2P(A^(c ) cap B^(c ))`

C

`P(A)+P(B)-2P(A^(c )cap B^(c ))`

D

`P(A)+P(B)-2P(A cap B)`

Text Solution

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The correct Answer is:
D
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 7
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  7. 5 unbiased coins are tossed at random. The probability of getting at l...

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  10. The acute angle between the normals to the planes the points (3, 2, 3...

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  11. If the lines (x-1)/(2)=(y-2)/(3)=(z-3)/(4) and (x-4)/(5)=(y-1)/(2)=(z-...

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  12. The equation of the line passing through the point (2, -3, 1) and para...

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  13. If the straight line joining the points (4, -3, 2) and (3, -1, 5) is p...

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  14. If veca=hati-2hatj+3hatk and vecb=-2hati+hatj-2hatk, then the value o...

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  15. A unit vector perpendicular to both the vectors hati+hatj and hatj+hat...

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  16. If the vectors vec alpha=hati+3hatj+hatk, vec beta=2hati-hatj-hatk an...

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  17. If |veca xx vecb|^2+(veca*vecb)^(2)=196 and |vecb|=2, then the value o...

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  18. If e^(y)+xy=e^(2) then the value of (d^(2)y)/(dx^(2)) at x=0 is -

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  19. Derivative of sin^(-1)x w.r.t. cos^(-1) sqrt(1-x^(2)) is -

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  20. If x=a(theta+sin theta), y=a(1-cos theta), then the value of (dy)/(d...

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