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The desk exhibits the profits when x students attend the dance. Write an equation of the parabola with the given characteristics. Use the graph to determine whether or not the typical fee of change over every interval is constructive, negative, or zero.

Explain the shortcut you found to put in writing the equation in Exercise 25 on web page eighty one. REPEATED REASONING The desk reveals the number of tiles in every figure. Verify that the data present a quadratic relationship. Predict the number of tiles in the 12th figure. Write an equation for the parabola to foretell the number of students absent on day 10. Use the regression function of your calculator to ﬁnd the model that best ﬁts the info.

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## Quadratic Features Mathematical Practices

Draw three possible designs for the garden. Of these, which has the greatest area? Make a conjecture concerning the dimensions of the rectangular garden with the greatest attainable area. A parabola opens downward has a vertex that’s the highest point on the graph. So, the ball during third shot travels 90 (2 × 45) yards before hitting the bottom. Describe the symmetry of each graph.

REASONING In Exercises 19 and 20, use the axis of symmetry to plot the reflection of each point and complete the parabola. Suppose the vertical stretch was performed first, followed by the translations. Decide whether the syllogism represents right or flawed reasoning.

### Massive Ideas Math Solutions

Although a soccer area appears to be flat, some are actually shaped like a parabola in order that rain… Two balls are thrown within the air.

What is the pressure exerted on the receiver? So I used mvf-mvi/change I received 375 for that one… Grade eleven Physics – Light Unit Why should rays be shone within the centre of a flat surface? Describe the problem that is results if this is not done. Write an equation for each fitness center modeling the total price y for a membership lasting x months. Gym A expenses $10 per month plus an initiation charge of $100.

### Lesson 21 Transformations Of Quadratic Functions

Identify the directrix of every parabola. CRITICAL THINKING The distance from point P to the directrix is 2 units. Write an equation of the parabola. The graph exhibits the path of a volleyball served from an initial top of 6 ft as it travels over a web. In Exercises 37–40, write an equation of the parabola shown.

Use the tutorials at BigIdeasMath.com for additional help. WHICH ONE DOESN’T BELONG?

## Physics Question

A surfboard shop sells forty surfboards per 30 days when it expenses $500 per surfboard. Each time the shop decreases the price by $10, it sells 1 further surfboard per thirty days. How much should the shop cost per surfboard to maximize the amount of money earned? What is the utmost amount the shop can earn per month? To shift the graph of 2 items left means Substitute x in f you then get x-(-2).

When the beams hit the parabola, they reflect on the same angle at which they hit. (See Beam 1 in the determine.) Draw the mirrored beams. What do they have in common?

### Physics

What are the domain and range of every operate on this situation? ANALYZING RELATIONSHIPS In Exercises 15–18, use the axis of symmetry to match the equation with its graph.

If linear or quadratic, write an equation that fits the data. WRITING Explain when to use intercept form and when to make use of vertex type when writing an equation of a parabola. Use the Internet or another reference to search out examples of real-life situations that could be modeled by quadratic features. In Exercises 13–20, determine the major focus, directrix, and axis of symmetry of the parabola. Graph the equation.

## Application Of Parabolic Sectional Model:

Write an equation of the parabola with vertex at and the given directrix or focus. MATHEMATICAL CONNECTIONS The area of a circle is decided by the radius, as shown within the graph.

### Grade Eleven Physics – Gentle Unit

The table reveals the heights y of the baseball after x seconds. Write an equation for the trail of the baseball. Find the peak of the baseball after 1.7 seconds. Write an equation of the parabola that passes via the purpose and has x-intercepts -2 and four. Beams of sunshine are coming from the bulb in a highlight, located on the focus of the parabola.

## Math

Find the work carried out in pulling the toboggan 160 toes. Use a graphing calculator to create a scatter plot. Which higher represents the information, a line or a parabola?

### Parabola Algebra 2

The graph of which perform does not belong with the opposite three? Which methodology do you favor when writing a transformed function?

## Still On The Lookout For Help? Get The Proper Reply, Fast

USING TOOLS In Exercises 35–40, match the operate with its graph. Find the x-intercept of the graph of the linear equation. Solving all homework & assignments questions may be easy by referring to this BIM Book Algebra 2 Answer Key. The ends of the field are on the zeros (x-intercept) of the operate. Physics Question 1 A 0.50 kg soccer is thrown with a velocity of 15 m/s to the proper. A stationary receiver catches the ball and brings it to relaxation in zero.020s .