217 Answered Questions for the topic Quadratic Functions

09/02/19

#### a parabola passes through the point (3,5) on its way to the vertex at (7,11). Determine the equation in vertex form that represents this parabola.

A parabola passes through the point (3,5) on its way to the vertex at (7,11). Determine the equation in vertex form that represents this parabola.

08/28/19

#### Quadratic Functions

Use completing the square to write the following equations in vertex form. State the vertex and whether the parabola has a maximum or minimum value.1) y = x^2 - 10x + 32) y= -x^2 + 12x +23) y =...
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05/21/19

#### I never learned this skill

On one of the banks of the Chicago River, there is a water cannon, called the Water Arc, that sprays recirculated water across the river. The path of the Water Arc is given by the model = -0.006x2...
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05/07/19

#### Graphing complex numbers

Given z1 and z2, find the difference between them. z1 = 2 - 3i and z2 = 4 + i

01/21/19

#### Please can u show me step by step how to do this

A triangle has a base 2x+1 and height 6x-3. What value of x would give an area of 240m2?

10/05/18

#### Solve Problems Involving a Quadratic Function’s Minimum or Maximum Value

Suppose that the price per unit in dollars of a cell phone production is modeled by p=50−0.0125x, where x is in thousands of phones produced, and the revenue represented by thousands of dollars is...
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10/02/18

#### question in the description

The height, h, in metres, of an object t seconds after it is dropped is h=-0.5gt²+k, where g is the acceleration due to gravity and k is the height from which the object is released. If an object...
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10/01/18

#### What is the new equation of the parabola a=1/2?

The parabola defined by the equation f(x)= x^2-6x+13 is shifted 5 units downward. If the new line of symmetry is at x=4,What is the new equation of the parabola a=1/2?

10/01/18

#### What's its equation?

A parabola has a minimum point at (-2,-5) and passing through (1,4). What's its equation?

09/30/18

#### Find the value of k

Find this value of k such that the graph of y= 2(x-3)^2+k will pass through the point (-2,55).

09/29/18

#### What is its equation if it opens downward?

The quadratic function f(x)= (x-4)^2+7 is shifted 1 unit upward and 3 units to the right.What is its equation if it opens downward?

07/20/18

#### grade 11 applied math

A parabola has a vertex of (4, 8) and points down.Write two possible equations of quadratic functions in vertex form such that the parabola has exactly two zeroes.Find the zeroes for both...
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07/20/18

#### grade 11 applied math

Build a quadratic function that points down and has roots 2 and -4.Marks may be awarded as outlined below. If your teacher plans to use a different strategy to evaluate your work they will inform...
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07/20/18

#### quadratic functions grade 11 applied math

A ball gets kicked from the ground, and the equation that models the height of the ball (measured in metres) versus time (measured in seconds) is given by h(t) = -4.9t2 +12.8t. How long is the ball...
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07/18/18

#### A florist currently sells 92000 bouquets per year at a cost of 17 dollars each. In the previous year when they raised the price to 23 dollars, they only sold 68

A florist currently sells 92000 bouquets per year at a cost of 17 dollars each. In the previous year when they raised the price to 23 dollars, they only sold 68000 bouquets that year. Assuming the...
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07/14/18

#### Quadratic functions

on the reality tv show last man standing a package is thrown from a plane to the ocean below. the contestants must swim to the package to receive the free pass located inside the package. the path...
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06/13/18

#### write the quadratics equation whose roots are 3 and 6, and whose leading coefficient is 4

use letter x to represent variable

06/13/18

#### what is the relationship the factors of a quadratic expression, the roots of the related quadratic equation, and the x-intercepts of the graph of the related...

what is the relationship between the factors of a quadratic expression, the roots of the related quadratic equation, and the x-intercepts of the graph of the related function
Please help for a...
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05/27/18

#### You launch a model rocket from ground level with an initial velocity of 95 feet per second. After how many seconds will the rocket have an altitude of 114 feet?

Simply solve the problem.

05/24/18

#### Determine equation

A soccer ball is kicked from a point 12 m to the left of the halfway line and lands at a point 18 m to the right of the halfway line. It reaches a maximum height of 15 m during i’d parabola flight....
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05/24/18

#### Determine equation

determine the equation of a parabola, algebraically, in the form y=a(x-h)^2+k given that it has a max value at y=7 and x-intercepts at (-4,0) and (-10,0). You may use a sketch to help in your...
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05/10/18

#### Determine a quadratic function with the given information. Answer in the form y= a(x-h)2+k.

Vertex; (-1,4)
Point; (-3,-4)

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