What is the value of .
A. 7/2
B. 7/8
C. 8
D. 7
...
Answers: 2
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)
Answers: 1
Mathematics, 21.06.2019 17:30
For each proportion find the unknown number x 1/5/8=×/15
Answers: 1
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