h (t) = -5t² + 40t . What will the velocity be after 3 seconds? O 75 ft/sec O 10 ft/sec 90 ft/sec O 70 ft/sec

Q: 3/

A: In general, the integral of a real valued function f(x) with respect to a real variable x on an…

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A:

Q: find r when t = 10 r = 0.07t + 2.27 (2 decimal place)

A: Given:  r = 0.07t + 2.27 and t = 10 To find: r when t=10 r(10)=0.07(10)+2.27        = 0.7+2.27= 2.97

Q: A particle moves in a straight line with velocity t-2-25 ft/s. Find the total displacement and total…

A: v(t)=(1/t^2)-1/25

Q: 28 | 30° D- H.

A:

Q: An object is moving with velocity (in ft/sec) v(t) = t² – 1t – 20. %3D - Find the displacement and…

A: Let S(t) be the displacement function. Then, S(t)=∫v(t) dt and the displacement from t1 to t2 is…

Q: ne position öf å hummingbird flying along a straight line in t seconds is given by S(t) = 8t³ – 27t…

A: ANSWER IS AS BELOW:

Q: In an object was thrown upward at 64 ft/s from a height of 20 feet, its height h after t seconds is…

A: (A) To calculate the average velocity between 1 and 2 seconds, you can use the formula for average…

Q: The rock hits the surface after 5.38 seconds. With what velocity will the rock hit the surface?

A: Given H=15t-2.79t2 Velocity can be obtained with  differentiation of height. V=dH/dt

Q: Find ∫sec2 (5x + 1). 5 dx.

A: we have to find the value of the given indefinite integral. ∫sec25x+1·5dx

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Q: Solve: f"(x)= 8x², f'(0)= 3 and f(1)= 6 %3D

A:

Q: Sx. dlx find valueof

A: To find the value of k in ∫01xkxdx

Q: DR.

A: