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06.03.2020 •
Mathematics
Select ALL the correct answers.
Consider the following quadratic equation.
y = 12 – 87 + 4
Which of the following statements about the equation are true?
When y = 0, the solutions of the equation are r = 8 + 2/2
The graph of the equation has a maximum.
The graph of the equation has a minimum.
When y = 0, the solutions of the equation are r = 4 + 23.
The extreme value of the graph is at (4,-12).
The extreme value of the graph is at (8,-4).
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Ответ:
To find the cost you must multiply the cost per pound by the number of pounds purchased to get the total cost. That's what choice A is.