College Algebra Unit 5,
challenge 1, challenge 2:
Challenge 3 - All answers
Introduction to
Functions
For an ordered pair in a relation, the element represents the _________.
b) range
Each element in the domain of a function corresponds to __________ element in the
range.
c) exactly
one
For an ordered pair in a relation, the element represents the _________. d) domain
Evaluating Functions
If , then __________. •c.)Correct.To find , plug in for all instances of : If , then __________.
•a.)Correct.To find , plug in for all instances of : If , then = __________. Adding and Subtracting Functions•d.)Correct.To find , plug in for all instances of : If and , then = __________.
d.)Correct.
When subtracting two functions, it is easiest to evaluate each function separately, then subtract. a.)Correct.
When adding two fun ctions, it is easiest to evaluate each function separately, then add. If and , then = __________.
c.)Correct.
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