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[" A fair coin is tossed "3" times.If a ...

[" A fair coin is tossed "3" times.If a person receives "₹X^(2)],[" when he gets "X" heads in all,then his expected gain in "],[" rupees is "],[[" (a) "1," (b) "2],[" (c) "3," (d) "4]]

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