: Gọi a là giá trị của x để hàm số
2
2
1
x
y
x
đạt...
Mathematics, 31.07.2021 22:30 maddiecrouch21
: Gọi a là giá trị của x để hàm số
2
2
1
x
y
x
đạt giá trị lớn
nhất bằng A trên . Nhận định nào sau đây là đúng
Answers: 3
Mathematics, 21.06.2019 19:30
At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase
Answers: 1
Mathematics, 22.06.2019 02:20
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
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