In Exercises 63–64, list all numbers that must be excluded from the domain of the given function. 3 63. f(x) = x? + 4x – 45 7 64. f(x) x? - 3x – 28

College Algebra
10th Edition
ISBN:9781337282291
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Chapter2: Functions And Their Graphs
Section2.4: A Library Of Parent Functions
Problem 9E: In Exercises 1-9, write the most specific name of the function. fx=ax+b
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In Exercises 63–64, list all numbers that must be excluded from
the domain of the given function.
3
63. f(x) =
x? + 4x – 45
7
64. f(x)
x? - 3x – 28
Transcribed Image Text:In Exercises 63–64, list all numbers that must be excluded from the domain of the given function. 3 63. f(x) = x? + 4x – 45 7 64. f(x) x? - 3x – 28
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