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quintinjerome
29.11.2021 •
Mathematics
Jamie Lee needs to save a total of $9,000 in order to get started in her cupcake café venture. She is presently depositing $1,800 a year in a regular savings account. Calculate the future value of these deposits.
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Ответ:
Explanation:
Ответ:
Perimeter is 68 meters
2(x + y) = 68
x + y = 34
x = 34 - y (1)
Area = 280
xy = 280 (2)
Sub (1) into (2):
(34 - y)y = 280
34y - y² = 280
y² - 34y + 280 = 0
(x - 14)(x - 20) = 0
x = 14 or x = 20
The dimension of this rectangle is 14 meters by 20 meters