Precalculus: Check my answers please.
1 answer:
<u>Part a)</u> Write the domain of the function given in the graph in set builder notation
we know that
the domain for the function given in the graph are the values of x
---------> interval [10.∞)
therefore
<u>the answer part a) is the option</u>
A) {x|x >= 10}
<u>Part b) </u>Write the range of the function given in the graph in interval notation.
the range of the function are
the first segment has a range (-4,3]
the second segment has a range (3,8]
The function has a range
(-4,3] U (3,8]= (-4,8]
<u>the answer is the option</u>
C) (-4,8]
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