225 Answered Questions for the topic Quadratic Functions

Quadratic Functions

02/14/21

Find the focus of the parabola y = –1/4(x + 3)2 + 2.
Find the focus of the parabola
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01/13/21

A quadratic function y=f(x)y=f(x) is plotted on a graph and the vertex of the resulting parabola is (-4, 5)(−4,5). What is the vertex of the function defined as g(x)=-f(x+2)g(x)=−f(x+2)?
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09/25/20

Help ASAP on quadratic transformations word problem please.
The height h (in feet) of an object dropped from a ledge after x seconds can be modeled by h(x)=−16x^2+4. The object is dropped again from a different starting height so that it hits the ground 2... more
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Quadratic Functions Algebra 1 Factoring

04/23/20

I have no idea how to do this... Help?
A baking soda rocket is fired upwards with a initial speed of 80 feet per second. Its height,h, above the ground in feet can be modeled using the equation:h(t)=-16t^2+80t where t is the time... more
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Quadratic Functions Algebra 2

03/02/20

quadratic functions

A ball is dropped from the top of a building that is 1,000 feet high. Its height, in feet, as a function of the time, x, in seconds, after the ball was dropped, is given by the following equation,... more
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Quadratic Functions Algebra 1 Algebra 2

02/18/20

An object is launched at 20 m/s from a height of 65 m. The equation for the height (h) in terms of time (t) is given by h(t) = -4.9t2 + 20t + 65. What is the object's maximum height?
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Quadratic Functions Algebra 1 Algebra 2 Algebra

01/18/20

Quadratic Function
Solve x^2 - 12x = 0. I do not know how to solve this because there is no third term.
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Quadratic Functions Math Algebra 2 Quadratic Equation

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.
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Quadratic Functions Math Quadratic Formula Mathematics

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 =... more
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Quadratic Functions Math Algebra Maths

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
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Quadratic Functions Algebra 2

05/07/19

Graphing complex numbers
Given z1 and z2, find the difference between them. z1 = 2 - 3i and z2 = 4 + i
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Quadratic Functions Algebra 2

05/06/19

find a quadratic function to model the values in the table

x|y-1|-8 0|-2 3|-8
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Quadratic Functions Algebra 1

03/27/19

The sum of the squares of two consecutive negative intergers is 41. Find the intergers. Set up a quadratic equation and solve algebraically
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Quadratic Functions Algebra 2

01/27/19

For which value(s) of k is the parabola y=x^2+2kx+3k touching the x-axis
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Quadratic Functions Calculus

01/23/19

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

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?
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Quadratic Functions

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
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Quadratic Functions

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
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Quadratic Functions Quadratic Equations Parabola

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?
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Quadratic Functions Equation Quadratic Equations Parabola

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?
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Quadratic Functions Graph

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).
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Quadratic Functions Equation

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?
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Quadratic Functions Math Word Problem Math Grade 11

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... more
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Quadratic Functions Math Word Problem Math Grade 11

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... more
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Quadratic Functions

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... more
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