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Alexander Sandberg · Answer 1 · 2023-04-01T23:14:06+0000

Given the quadratic function;

The graph of the function is;

(a) Domain of the function: The domain of a function is the set of values for which the function is real and defined. We have;

$\begin{gathered} -\infty<strong>(b) Range of the function: </strong>The range of a function is the set of values of the dependent variable for which the function is defined. From the graph above, we have;[tex]\begin{gathered} f(x)\geqslant-5 \\ \lbrack-5,\infty) \end{gathered}$

Find the domain and range of a quadratic function in interval notation;3x^2+6x-2-example-1

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