The function f(x) is the total amount spent at a store, when purchasing x items that are $5 each and the items are not taxable
.
What is the practical domain for the function f(x)?
A. all positive integers that are multiples of 5
B. all whole numbers
C. all positive integers
D. all real numbers
What is the practical domain for the function f(x)?
A. all positive integers that are multiples of 5
B. all whole numbers
C. all positive integers
D. all real numbers
1 answer:
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The notation of the above inequality:
Can be written as an interval:
Or group of points on a line that satisfy the linear inequality.
Or simply:
Hope this helps.
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