Julie pays for a meal at a restaurant with a $20 bill. Let c represent the cost of the food. The total cost includes a tip that
1 answer:
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Answer:
yes
Step-by-step explanation:
The graph is of a function (one output for every input) that also passes the horizontal line test (one input for every output). Hence it is one-to-one.
For a <em>function</em>, the key for it being one-to-one is that it pass the horizontal line test.
Answer:
see explanation
Step-by-step explanation:
(1)
(a)
sin(a) = =
(b)
cos(a) = =
(c)
tan(a) = =
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(2)
(a)
sin(b) = =
(b)
cos(b) = =
(c)
tan(b) = =