Mathematics, 14.12.2019 20:31 amunnik04
Iodine-123 is a radioactive substance used in medicine. it has a half-life of 13 hours. a nurse received a solution that initially contained 48 grams of iodine-123. now only 12 grams of the iodine-123 remain. how many hours have passed since the nurse received the solution?
Answers: 3
Mathematics, 21.06.2019 13:00
Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.
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Mathematics, 21.06.2019 16:30
Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.
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Mathematics, 21.06.2019 19:00
Simplify. −4x^2 (5x^4−3x^2+x−2) −20x^6−12x^4+8x^3−8x^2 −20x^6+12x^4−4x^3+8x^2 −20x^8+12x^4−4x^2+8x −20x^6+12x^4+4x^3−8x^2
Answers: 1
Iodine-123 is a radioactive substance used in medicine. it has a half-life of 13 hours. a nurse rece...
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