Application of quadratic functions to volleyball

In summary, the conversation is about a problem in a volleyball game where a player spikes the ball and the other team must hit it before it touches the ground. The question asks for the maximum time the opposing players have to hit the ball back, which is equal to the time needed for the ball to reach its highest vertical position. The equation used is Δy = (vi sin θ)t - 0.5gt^2, where Δy is the vertical displacement, vi is the initial velocity, θ is the angle of the spike, and g is the acceleration due to gravity. The person asking for help is advised to carefully read the question and implement the given values.
  • #1
angeli
5
1
Originally posted in a technical math section, so missing the template
hi! i don't quite know how to start solving for this. i understand the problem and what it's asking for but i have no idea how to start solving for it.

In a volleyball game, a player from one team spikes the ball over the net when the ball is 10 feet above the court. The spike drives the ball downward with an initial velocity of -55 ft/s. The other players must hit the ball before it touches the ground. How much time do the opposing players have to hit the ball?

any help/tips/advice would be extremely helpful and appreciated. thank you so much! happy happy new year!
 
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  • #2
I think this thread should be in the homework/course work question ..

By the way , the question asks for the maximum time period the opposing players can have to hit the ball back ,,

That time is equal to the time needed for the ball to go to it's highest vertical position ,, Right ..So Our Equation would be [according to free fall equations ] :

$$\triangle y = (v_i sin \theta) t -0.5 g t^2$$

Can you get the values of delta y and vi and theta??
 
  • #3
Read the question carefully and try to implement them ,,,,
 
  • #4
oops sorry yeah i just realized that i posted this in the wrong forum :( sorry!

AHH i get it now! thank you so so so much :)
 
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Likes Maged Saeed
  • #5
:)
 

Related to Application of quadratic functions to volleyball

1. How are quadratic functions used in volleyball?

Quadratic functions are used in volleyball to model the path of a ball during a serve, spike, or any other type of hit. They can also be used to analyze the height and distance of a player's jump, as well as the trajectory of a player's movement on the court.

2. Can you give an example of a quadratic function in volleyball?

One example of a quadratic function in volleyball is the parabolic path of a ball during a serve. The equation for this path is y = -ax^2 + bx + c, where a is the acceleration due to gravity, b is the initial velocity of the ball, and c is the initial height of the ball.

3. How do quadratic functions affect scoring in volleyball?

Quadratic functions can affect scoring in volleyball by determining the speed and angle at which a ball is hit, which can impact its placement and difficulty for the opposing team to return. They can also be used to calculate the optimal angle for a spike or serve to land in the opponent's court.

4. What are some real-life applications of quadratic functions in volleyball?

Some real-life applications of quadratic functions in volleyball include improving players' techniques and strategies, predicting the trajectory of a ball, and analyzing game statistics to identify areas for improvement. They can also be used in designing training programs for players to improve their hitting and serving abilities.

5. How do you graph a quadratic function in relation to volleyball?

To graph a quadratic function in relation to volleyball, the x-axis can represent time or distance, while the y-axis can represent height or position. The resulting parabolic curve will show the path of the ball, the height of a player's jump, or the movement of a player on the court. It can also be used to analyze the relationship between two variables, such as the relationship between the initial velocity and the distance of a hit.

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