How many solutions does this system have?
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Mathematics, 21.06.2019 14:10
Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?
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Mathematics, 21.06.2019 15:30
Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11
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Mathematics, 21.06.2019 16:30
Which elements in the set below are integers? 12, โ3โ4,โ 25 , โ7, โ 5 , 14โ7, 9 a. 12, โ 25 , โ7, 9 b. 12, โ 25 , โ7, 14โ7, 9 c. โ3โ4, 25 , โ 5 ,14โ7 d. 12, โ7, 9
Answers: 2
Mathematics, 21.06.2019 18:00
Someone answer this asap rn for ! a discount storeโs prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =
Answers: 2
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