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A man alternately tosses a coin and rolls a die. The probability of his getting a heads on the coin before he gets a 4 on the die is
  • a)
    1/2
  • b)
    6/7
  • c)
    3/4
  • d)
    2/3
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
A man alternately tosses a coin and rolls a die. The probability of hi...
Since 

So f(x) is not contionous at x = 1
We have 

Therefore f(x) is continous at x = 1.
f(x) is not differentiable at x = 1, because LHD at x = 1 and RHD at x = 1 is 1.
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A man alternately tosses a coin and rolls a die. The probability of his getting a heads on the coin before he gets a 4 on the die isa)1/2b)6/7c)3/4d)2/3Correct answer is option 'B'. Can you explain this answer?
Question Description
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