A car drives down a road in such a way that its velocity (in m/s) at time t (seconds) is v(t) = 2t2 + 5. 1/2 Find the car's average velocity (in m/s) between t = 2 and t = 4. Answer %D In a certain city the temperature (in degrees Fahrenheit) t hours after 9am was approximated by the function nt T(t) = 40 + 6 sin 12 Determine the temperature at 9 am. Determine the temperature at 3 pm. Find the average temperature during the period from 9 am to 9 pm.

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A: GivenP(t)=120t-0.4t4+800Now we findP'(t)=ddt(120t-0.4t4+800)=120-0.4(4t3)=120-1.6t3

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A: Given, R = 40+24x41+4x4  We have to find sensitivity R'x.

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Q: 1. The electrical charge on a new cell phone decreases according to the function C(t)=-0.1t-0.5t…

A: Please refer the attached image for complete solution. THANK YOU.

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A: Given: To Find:

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Q: Some help with this problem please?

A: Given:

Q: At time t = 0, a tank contains 20 oz of salt dissolved in 100 gallons of water. Then brine…

A: Given that:                        At t=0, Salt present = 20 oz in 100 gallons of water.Brine…

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