Mathematics, 25.03.2021 17:50 Jorianes
Jackie bought 6 books for b dollars each and 3 magazines for m dollars each.
Which expression represents the total amount, in dollars, she spent on books and magazines?
A
6b + 3m
B
6m + 3b
C
(60)(3m)
D
6 + b + 3 + m
Answers: 1
Mathematics, 21.06.2019 19:30
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
Mathematics, 21.06.2019 22:00
Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6
Answers: 1
Mathematics, 21.06.2019 22:20
Which strategy is used by public health to reduce the incidence of food poisoning?
Answers: 2
Jackie bought 6 books for b dollars each and 3 magazines for m dollars each.
Which expression repre...
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