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Mathematics, 21.06.2019 23:20
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
Mathematics, 22.06.2019 00:30
Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠-2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)
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Mathematics, 22.06.2019 05:30
The trapezoid below has been enlarged by a scale of 1.5. what is the area of the enlarged trapezoid?
Answers: 3
What's the opposite of -1.5 and 3/4?...
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