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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 18:00
Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
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Mathematics, 21.06.2019 20:00
Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take
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English, 27.06.2019 04:00
Mathematics, 27.06.2019 04:00
Mathematics, 27.06.2019 04:00
Mathematics, 27.06.2019 04:00
Mathematics, 27.06.2019 04:00
English, 27.06.2019 04:00