Mathematics, 18.06.2020 00:57 aurelio1121
I N HEL Rectangle ABCDABCDA, B, C, D is graphed in the coordinate plane. The following are the vertices of the rectangle: A(-4, -2)A(−4,−2)A, left parenthesis, minus, 4, comma, minus, 2, right parenthesis, B(-2, -2)B(−2,−2)B, left parenthesis, minus, 2, comma, minus, 2, right parenthesis, C(-2, 7)C(−2,7)C, left parenthesis, minus, 2, comma, 7, right parenthesis, and D(-4, 7)D(−4,7)D, left parenthesis, minus, 4, comma, 7, right parenthesis. What is the area of rectangle ABCDABCDA, B, C, D?
Answers: 3
Mathematics, 21.06.2019 15:40
Which of the following represents the zeros of f(x) = 6x3 − 31x2 + 4x + 5? −5, one third , one half 5, − one third , one half 5, one third , − one half 5, one third , one half
Answers: 1
Mathematics, 21.06.2019 16:00
Write two subtraction equations that are equivalent to 5 + 12 = 17.
Answers: 2
Mathematics, 21.06.2019 16:50
The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e −0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some “real-world” examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 17:50
Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00
Answers: 1
I N HEL
Rectangle ABCDABCDA, B, C, D is graphed in the coordinate plane. The following are the vert...
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