A tennis ball bounces up from a racket, the height of of the ball is h(t) = 45t - 9.8t meters above the racket at t seconds. What is the average velocity of the ball from t-1 second to 3 seconds in meters per second?

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Q: please help with question (answer is not 26 ive already tried it)

A: Given,

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Q: Q4. A man 7 ft tall walks at a speed of 5 ft/sec toward a street lamp which is 15 ft above the…

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A: Given:The height (in feet) after t seconds is given by y = 41t - 16t2

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Q: If a ball is thrown straight up with a velocity of 40 ft/s, its height (in ft) after t seconds is…

A: y=40t-16t2

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A: Given:    s(t) = t3 - 9t2 + 24 t   Velocity at t = 0

Q: at time t20, the velocity of a body moving along the s-axis is v=t - 7t+ 6. When is the body's…

A: Explanation and solutions is given below....

Q: If a ball is thrown into the air with a velocity of 14 m/s, its height (in meters) after t seconds…

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Q: The height in meters of a diver above the pooľ's surface is given by h(t) = -5t² + 7t + 10, where t…

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Q: (b) If a rock is thrown upwared on the planet mars with a velocity of 12ms, its height in meters t…

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Q: nen does the particle reach a velocity of 137 m/s if its position function is given by:…

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Q: If an object is projected upward from ground level with an initial velocity of 160 ft per​ sec, then…

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Q: If an object is projected upward from ground level with an initial velocity of 32 ft per​ sec, then…

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Q: A tennis ball bounces up from a racket, the height of of the ball is h(t) = 45t – 9.8t meters above…

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Q: On a typical day, a city consumes water at the rate of r(t) = 100 + 72t − 3t2 (in thousands of…

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Q: If a rock is thrown vertically upward from the surface of Mars with velocity 15 m/s, its height…

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Q: If a rock is thrown into the air on small planet with a velocity of 30 m/s, its height (in meters)…

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Q: Find the average rate of change of g(a) = 5x* + %3D on the interval [-3,4] 23

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Q: Water flows from the bottom of a storage tank at a rate of  r(t) = 300 − 6t  liters per minute,…

A: If we are given rate of change of quantity by a function then the total quantity change over a…

Q: If a ball is thrown vertically upward from the roof of 4848 foot building with a velocity of 6464…

A: s(t) = 48 + 64t - 16t2Hence, s’(t) = 64 – 32ts”(t) = - 32When s is maximum, s’(t) = 0; hence 64 –…

Q: r. Using differentials, approximate the percent error in computing the length of the hypotenuse.

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Q: Water flows from the bottom of a storage tank at a rate of r(t) = √(400 − 4t) liters per minute,…

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Q: What is the velocity at time t for a car that begins accelerating at a rate of 4 feet per second…

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Q: If a ball is thrown into the air with a velocity of 40ft/s, its height (in feet) after t seconds is…

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Q: At time t seconds, the center of a bobbing cork is 2sin(2t) centimeters above or below water level.…

A: ft=2sin2t Now velocity is the derivative of position with respect to time. So differentiating…