Vijay Singh chauhan Asked a Question
November 5, 2020 9:59 ampts 30 pts
Let S be a set and P(S) be the power set of S. Then {P(S), u} is not a group beccause A. P(S) is not closed U. B. U 1S not associatıve. C. inverse does not exist. D. the identity clement does not exist. O A O B Oc OD 1 point Every automorphism fof the rational numbers Qunder addition to itself has the form (a) f(x)-xf(1) (b) f(x)=xf(1) () f(xX)-=xf() or -xt(1) (d) None of these O A OB Oc O D
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  • Anonymous User Best Answer
    Option C and B are true
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