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Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
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Mathematics, 21.06.2019 21:30
On #16 : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.
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Mathematics, 22.06.2019 03:00
Your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph.
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Mathematics, 22.06.2019 06:50
Convert the polar representation of this complex number into its rectangular form: z=5(cos pi+i sin pi)
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Subtract the following numbers and simplify. 5/9 - 2/9...
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Mathematics, 11.11.2019 22:31
Mathematics, 11.11.2019 22:31
Mathematics, 11.11.2019 22:31