Mathematics, 25.08.2020 23:01 andybiersack154
A room with poor air quality has a particle concentration of 80 units. A fan removes 50% of the remaining particles each hour. What is the particle concentration, in these same units, in the room after 2 hours?
Answers: 1
Mathematics, 21.06.2019 12:40
What are the domain and range of the functiony = 2(x - 3)2 + 4?
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Mathematics, 21.06.2019 16:30
Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1
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Mathematics, 21.06.2019 17:30
Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.
Answers: 2
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4
Answers: 2
A room with poor air quality has a particle concentration of 80 units. A fan removes 50% of the rema...
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