Determine where the graph of the function f(x)= 2x-V49-x is concave upward and where it is concave downward. Also, find all inflection points of the function. O a. CU on (-7, 7), CD on (-o, -7) and (7, 0), IP (-7,-14) and (7, 14) O b. CU on (-0, -7) and (7, 0), CD on (-7, 7), IP (-7,-14) and (7, 14) O c. CU on (-7, 7), IP none O d. CD on (-7, 7), IP none

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Domain

In simple mathematics terms, a domain is defined as the space on which all the possible inputs for the function will lie. It can also be expressed as a set of departures for the required function.