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Mathematics, 21.06.2019 17:30
If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)
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Mathematics, 21.06.2019 17:30
Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)
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Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap
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Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?
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Find the area of a circle with the radius is 6.35m...
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