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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)
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Mathematics, 21.06.2019 22:30
Which of the following represents the factorization of the trinomial below? x^2+7x-30
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Mathematics, 22.06.2019 07:30
Elena's aunt bought her a $150 savings bond when she was born when elena is 20 years old the bond will have earned 105% in intrest how much will the bond be worth when elena is 20 years old
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