Mathematics, 20.10.2020 20:01 sherylpoche23
A rectangle is graphed on a coordinate grid. Which equation represents a side that is perpendicular to side d?
A. Y=2x+5
B. Y=-2x+5
C. Y=1/2x-5/2
Y=-1/2x-7/2
Answers: 3
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 ā0.1315 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 āreal-worldā examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 23:30
Side xy of triangle xyz is extended to point w, creating a linear pair with ā wyz and ā xyz. measure of an exterior angle what is the value of x? 64 80 100 180
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Mathematics, 22.06.2019 00:00
Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish
Answers: 1
A rectangle is graphed on a coordinate grid. Which equation represents a side that is perpendicular...
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