Mathematics, 01.08.2019 11:00 juliannabartra
Ineed plz use the functions f(x) = 4x − 5 and g(x) = 3x + 9 to complete the function operations listed below. part a: find (f + g)(x). show your work. part b: find (f ⋅ g)(x). show your work. part c: find f[g(x)]. show your work.
Answers: 2
Mathematics, 21.06.2019 16:00
Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .
Answers: 1
Mathematics, 21.06.2019 20:30
Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.
Answers: 1
Mathematics, 21.06.2019 23:00
Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.
Answers: 1
Ineed plz use the functions f(x) = 4x − 5 and g(x) = 3x + 9 to complete the function operations lis...
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