f(x) = 2x3 - 3x2 - 36x +14 - %3D use f" (x), find where function is concave up O(- 1/2, 3) O (1/2, + infinity) O (- infinity, 1/2) none of the above

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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.