You are shopping at a department store and all items currently are being sold at full price. You discover that next week the dep
2 answers:
Answer:
$10.45
Step-by-step explanation:
Original Price Sale Price
T-shirt $18.95 $8.99
Sandals $7.99 $7.50
You want to buy one T-shirt and one pair of sandals
Total cost of one T-shirt and one pair of sandals according to original price:
=
=
Total cost of one T-shirt and one pair of sandals according to sale price:
=
=
Now you will save by waiting until next week to purchase the items:
=Original price of one T-shirt and one pair of sandals- sale price of one T-shirt and one pair of sandals
=26.94-16.49
=10.45
Hence you will save $10.45 by waiting until next week to purchase the items
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Answer:
Domain of f(x): All real values.
Range of f(x): All real values.
Domain of f -1(x): All real values.
Range of f -1(x): All real values
Step-by-step explanation:
We are given the following function:
Since it is a line, we have that both the domain is the range is the real set.
Inverse function:
The domain of the inverse function is the range of the original function, and the range of the inverse function is the domain of the original function.
Finding the inverse function:
Exchange x and y in the original function, and isolate y. So
Original
Exchanging:
Isolating y: