Mathematics, 03.12.2020 17:20 nayely1020
Calcium-41 is being used in studies testing the effectiveness of drugs for preventing osteoporosis. The half-life of calcium-41 is 100,000 years. If 20 grams of calcium-41 are present initially, how long would it take until only 2 grams remains?
Answers: 3
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?
Answers: 1
Mathematics, 21.06.2019 17:00
Igor stravinsky tires sells approximately 3,760,000 car tires and 1,200,000 truck tires each year. about 47,000,000 care tires and 26,000,00 truck tires are sold each year in the united states. what is stravinsky's market share in each of these two markets (cars and trucks)?
Answers: 1
Mathematics, 21.06.2019 18:00
Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares
Answers: 1
Calcium-41 is being used in studies testing the effectiveness of drugs for preventing osteoporosis....
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