Mathematics, 25.07.2019 09:30 unknown54321
Atoxic radioactive substance with a density of 9 milligrams per square centimeter is detected in the ventilating ducts of a nuclear processing building that was used 35 years ago. if the half- life of the substance is 20 years, what was the density of the substance when it was deposited 35 years ago?
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Mathematics, 21.06.2019 16:00
Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?
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Mathematics, 21.06.2019 16:50
The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left
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Mathematics, 21.06.2019 20:00
Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.
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Atoxic radioactive substance with a density of 9 milligrams per square centimeter is detected in the...
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