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[" Let "4 alpha int(-1)^(-)e^(-alpha|x|)...

[" Let "4 alpha int_(-1)^(-)e^(-alpha|x|)dx=5" then "alpha=],[[" (A) "ln2," (B) "ln sqrt(2)],[" (C) "ln(3)/(4)," (D) "ln(4)/(3)]]

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