Mathematics, 13.01.2021 17:40 Sairra
17. A wave with a frequency of 60 Hz travels through vulcanized rubber with a wavelength of 90 m. What is
the speed of this wave?
a. 5.4 m b. 54 Hz c. 5400 m/s d. 54 m/s
Answers: 1
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For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.
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42. if 20 men can eat 200 kg of wheat in 40 days, then 10 men can eat 300 kg of wheat in how many days? a) 120 days b) 60 days c) 80 days d) none of these
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17. A wave with a frequency of 60 Hz travels through vulcanized rubber with a wavelength of 90 m. Wh...
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