28. Fireworks are launched over a river off a bridge 50 feet above water with the initial velocity of 56 feet per second. The height of the firework, t seconds after the launch is given by h = -16t2 + 56t + 50. After how long will the shell from the firework reach the river?

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Q: 10. The position of an object in motion is given by x(t) = 2t3 – 3t2 – 2t + 2 (t in seconds, x in…

A: Given, The position of an object in motion is given by  x(t) =2t3-3t2-2t+2 where, t in seconds , x…

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A:

Q: Q: A father walks 36 miles in 12 hours. While his son covers the same distance on a bicycle at twice…

A: solution:- father walks 36 miles in 12 hoursfather's speed , VF=36 miles12 hours=3 miles/hourson…

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A:

Q: Given dh⁄dp = n, a person will work for an extra n hours for an extra $1 in pay

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A:

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Q: A football was kicked vertically upward from a height of 4 feet with an initial speed of 60 feet per…

A: The formula for height of the ballis given as: h=4+60t-16t2Here h is in feets andt is in secondswe…

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A: Topic:-  algebra

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Q: Calc students' excitement for the next exam can be modeled by E(t) = -16t3 – 30t² – 20t +90 where t…

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A:

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Q: 9 What are the solutions of the equation 3z2 + 13x = 10? A 5 в 2 DO E F G -5 23 2.

A:

Q: The height of an object that is launched from a 58.8 meter tall building at a velocity of 19.6m/s…

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Q: 2. b = m = Equation:

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A: NOTE: Refresh your page if you can't see any equations. . when it hits the ground, its height will…

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Q: 9) If an object is propelled upward from a height of 80 feet at an initial velocity of 80 feet per…

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.