236 Answered Questions for the topic Quadratic Formula

08/14/19

#### The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

07/28/19

#### I NEED HELP WITH THESE PROBLEMS FAST!!!

You’ve been given $500.00 for your fencing. So first we are going to make as big of a rectangular field as we can with the money that we have for the fencing to surround it. The cost of premium...
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05/18/19

#### answer to this application question needed ASAP PLEASE

a video tracking device recorded the height, h in metres, of a baseball after it was hit into the air. the data collected can be modelled by the quadratic relation h=-3(t-3)^2+18. where t is the...
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05/02/19

#### When Joe dives off a diving board, the equation of his pathway can be modeled by h=-16t^2+15t+12. Find the time it will take to reach the water. Solve using the quadratic formula.

I've answered this a bunch of times but I am not getting numbers that could represent a time. Can someone plz show how this works step by step? The unit is seconds, I think, even though it is not...
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04/04/19

#### A raindrop falls from a cloud at an altitude of 10,000 ft. Another raindrop falls from a cloud at an altitude of 14,400 ft.

Write the two height functions and use a graphing calculator to comparetheir graphs. Then, Use the graphs to tell when each raindrop reaches the ground.

04/04/19

#### quadratic function

Find a formula for the quadratic function whose graph has its vertex at (5, 4) and its -intercept at y=2

03/23/19

#### answer a, b and c

You will build a rectangular sheep pen next to a river. There is no need to build a fence along the river, so you only need to build three sides. You have a total of feet of fence to use. Find the...
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03/18/19

#### help with using the quadratic formula

how do you use the quadratic formula to solve z^2+16z+54=0?

03/14/19

#### what is the average cost

Average movie prices in the United States are, in general, lower than in other countries. It would cost $78.03 to buy three tickets in Japan plus two tickets in Switzerland. Three tickets in...
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03/13/19

#### Quadratic Functions

Last year the Sports Time Athletic Club charged $20 to participate in an aerobics class. Seventy people attended the classes. The club wants to increase the class price this year. They expect to...
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03/09/19

#### Finding quadratic in general form using vertex and two x intercepts.

Find the quadratic (in general form) that passes through these 3 points. The three points are the vertex, and two x intercepts. The vertex is (55, 24) and the two x intercepts are (0, 0) and (0,...
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03/07/19

#### Help me with math question pls!

If the point (-3,4) is the vertex point of the curve of a quadratic function f and -5 is a root of the equation f(x)=0 then the other root is ......But I need it with steps not only the final answer

03/07/19

#### quadratic function

Determine the equation of the quadratic function with vertex (1,4) and passing through the point (−2,−5)y=

03/04/19

#### x-intercepts of a quadratic function.

Consider the following x-intercepts of a quadratic function. (0, 0), (10, 0) (a) Find one quadratic function with the given x-intercepts whose graph opens upward and another equation whose graph...
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02/26/19

#### the product of two consecutive odd integers is 59 more than twice their sum.

Using the factoring method or the quadratic formula, How can I set up an equation and solve it to find the solutions.

02/21/19

#### Use the quadratic formula to solve x^2+6x-7.

Show ALL work to receive FULL credit. Then describe the solution.

02/21/19

#### Quadratic Function

I need help finding the equation in standard form of the parabola passing through the points (1,7)(2,2)(4, -32)

02/17/19

#### What is the difference in writing a quadratic equation?

The quadratic for the roots 3/7 and 10/3 is -21x2+79x-30.But is there a difference if it was written as 21x2-79x+30?

02/13/19

#### Quadratic Word Questions

A rock is thrown upward with a velocity of 15 meters per second from the top of a 34 meter high cliff, it misses the cliff on the way back down. When will the rock be 5 meters from the water,...
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