Mathematics, 25.09.2019 08:10 240662
In a certain town, the longest day of the year, which is in june, lasts fourteen hours. the shortest day of the year, which is in december, lasts ten hours. twice per year, in march and september, the day is the same length as the night, or twelve hours. length of day varies sinusoidally through the year. write an equation for h(m, the length of the day in hours, as a function of the cosine of m, the number of months since january.
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Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s
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Mathematics, 21.06.2019 16:30
Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15
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Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0
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Mathematics, 21.06.2019 21:50
Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d
Answers: 1
In a certain town, the longest day of the year, which is in june, lasts fourteen hours. the shortest...
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