Suppose a table tennis ball is hit in such a way that it's path can be modeled by h=-4.9t^2+2.07t where h is the height in meters above the table and the is the time in seconds. About how many seconds did it take for the table tennis ball to reach its maximum height after its initial bounce? Round to the nearest tenth.

Q: Solve the following equation. 20r^2-13r=15

A:

Q: Einstein’s most popular equation describes the equivalence of mass, m, in kilograms and energy, E,…

A: See answer below.

Q: A basketball is thrown from a height of 4 feet so that it- fx) = -0.03x² + 1.3x+4. If the exact same…

A:

Q: f a average sized man with a parachute jumps from an airplane , he will fall 12.5(0.2^t-1)+19 in t…

A: Given,  If a average sized man with a parachute jumps from an airplane , he will fall…

Q: Walmart Revenue The annual revenue of Walmart is given in the table below (source ). Walmart Annual…

A: Given: A table of data. To Do:Applying linear regression to the given data in the table we have to…

Q: Find exponential equation by using these two point (-2,6) and (3,1)

A: Consider y=aebx for some real numbers a and b. As (-2,6) satisfies the equation,…

Q: How to find the equation of a curve if y= the square  root of x and  the curve is stretched…

A: Given query is to find the equation ifbthe curve.

Q: A model rocket is launched with an initial velocity of 200 ft/s. The height h, in feet, of the…

A: Consider the provided question, We have to find how many seconds after the launch will the rocket…

Q: Find the value of p if one root of x^(2)−x−p=0 is the square of the other.

A: