Mathematics, 26.06.2019 00:20 hdamelis30
Valeria is playing with her accordion. the length of the accordion a(t)a(t)a, left parenthesis, t, right parenthesis (in \text{cm}cmc, m) after she starts playing as a function of time ttt (in seconds) can be modeled by a sinusoidal expression of the form a\cdot\cos(b\cdot t)+daâ‹…cos(bâ‹…t)+da, dot, cosine, left parenthesis, b, dot, t, right parenthesis, plus, d. at t=0t=0t, equals, 0, when she starts playing, the accordion is 15\text{ cm}15 cm15, space, c, m long, which is the shortest it gets. 1.51.51, point, 5 seconds later the accordion is at its average length of 21\text{ cm}21 cm21, space, c, m.
Answers: 1
Mathematics, 21.06.2019 17:00
How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.
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Mathematics, 22.06.2019 00:10
If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2
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Mathematics, 22.06.2019 01:30
In 2000, for a certain region, 27.1% of incoming college freshman characterized their political views as liberal, 23.1% as moderate, and 49.8% as conservative. for this year, a random sample of 400 incoming college freshman yielded the frequency distribution for political views shown below. a. determine the mode of the data. b. decide whether it would be appropriate to use either the mean or the median as a measure of center. explain your answer. political view frequency liberal 118 moderate 98 conservative 184 a. choose the correct answer below. select all that apply. a. the mode is moderate. b. the mode is liberal. c. the mode is conservative. d. there is no mode.
Answers: 1
Mathematics, 22.06.2019 02:30
The first and second steps to solve the equation 3x/5 + 5 = 20.are shown below 3x/5 + 5 - 5 = 20 - 5 3x/5 (5/3) = 15 (5/3)a.addition property of equality b.subtraction property of equalityc.multiplication property of equalityd.division property of equality
Answers: 3
Valeria is playing with her accordion. the length of the accordion a(t)a(t)a, left parenthesis, t, r...
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