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

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 =... more

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... more

05/07/19

#### Graphing complex numbers

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

05/06/19

#### find a quadratic function to model the values in the table

x|y-1|-8 0|-2 3|-8

01/23/19

#### rewrite function in vertex form

Rewrite function in vertex form f(x)=x^2+6x+4

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... more

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... more

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

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... more

07/20/18

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... more

07/20/18

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... more

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... more

07/14/18

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... more

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... more

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.... more

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... more

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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