139 Answered Questions for the topic Quadratics

#### A quadratic function has these characteristics. Please determine the following...

Question #1:A quadratic function has these characteristics:x = 1 is the equation for the axis of symmetry.x = –1 is an x-intercept.y = –4 is the minimum value.Determine the y-intercept of this...
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#### The graph shows a function f that is a parabola. Please determine the following...

Question #1:The graph shows a function f that is a parabola.a) Determine f(x).b) Determine the domain and range of f-1(x).c) Determine the equation(s) for .Question #2:A highway tunnel has a shape...
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01/17/22

#### HELP WITH QUADRATIC EQUATIONS

A rectangular lawn has a legnth that is 2m longer than the width. the area of the lawn is 8m^2. What is the quadratic equation?

#### (question in description!!!)

A railway company offers excursions at $120 per person for tour groups of up to 100 people. If the size of a group is greater than 100, the company will reduce the price of every ticket by 50 cents...
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#### Find three consecutive positive even integers such that the sum of the squares is 776

this may seem like an easy question to anyone but for me, not so much, PLEASE HELP!

12/14/20

#### Please help with this A-level question, after days I still have no idea how to reach the correct answer

Questions on Quadratic Inequalities: Solve the following inequalities, giving your answers in set notation:−x² > 4x ² − 5The answer I've been told is correct is, {x:x > −5} ∩ {x:x < 1},...
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#### How can I get a quadratic equation in vertex form with only my x-intercepts and vertex?

I need to find the equation in vertex form for a parabola but I am so lostThe vertex is (9,17)The x-intercepts are (0,0) and (18,0) Thanks :)

#### How can I get a quadratic equation in vertex form with only my x-intercepts and vertex?

I need to find the equation in vertex form for a parabola but I am so lostThe vertex is (9,17)The x-intercepts are (0,0) and (18,0) Thanks :)

09/30/20

#### Basketball Problem

A basketball player shoots a ball toward the basket. Use the given ordered pairs to complete the problem, where t represents time and h(t)represents the height of the...
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09/29/20

#### The height of h (in feet) of a baseball t seconds after it is hit is given by the function y = −16t 2 + 96t + 3. Find the maximum height of the baseball.

Hint- convert to vertex form

Quadratics Word Problems

09/08/20

#### Help me please!!

A company sells widgets. The amount of profit, Y, made by the company, is related to the selling price of each widget, x, by the given equation. Using this equation, find out the maximum amount of...
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Quadratics Algebra 2

02/26/20

#### Finding a point on a parabola

I need to find the point (x,15) on the parabola with the equation h(x)=-8x^2+50x+26. How would I calculate that out.

#### Quadratic Word Problem

A woman falling from a building is modeled by the equation, h=-16t^2+300. Superman makes a path modeled by the equation, 100t+3h=600. Will he get to her before she hits the ground? If so at what...
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10/30/19

#### Min/Max applications of quadratic formulas

The total cost of producing a type of truck is given by , C(x) = 21000 -20x + 0.04^2 where x is the number of trucks produced. How many trucks should be produced to incur minimum cost?

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