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[" Q.19The equation e sime- "e^(-sinx-4=...

[" Q.19The equation e sime- "e^(-sinx-4=0has)" (2) exactly fur real root."],[" (1) exactly one realroot."],[[" (3) infinitenumber of real roots."," (4) norreal roots."],[" (3) infinitenumber of real roots."," (4) noreal roots."],[" (3) if the equation "x^(2)+2x+3=0" and "ax^(2)+bx+c=0,a,b,c in R," have a common "," (4) "1:2:3]]

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