15. What is the range of the function f(x) = x 2 + 3 if the domain is {– 3, 0, 3}?(A) {3, 12} (B) {– 6, 3, 12}(C) All real numbers (D) All real numbers greater than or equal to 3

Dear student,

f(x) = x 2 + 3

domain is {– 3, 0, 3}

Its range will be the set of all real numebs greater than 3.

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Sagar Singh

B.Tech, IIT Delhi

there r only 3 values in the domain rite...