506 Answered Questions for the topic quadratic equation

Quadratic Equation Algebra College Algebra Polynomials

12/03/20

If the height of a falling object after a certain amount of time is given by the equation h=−16t²+500​,​ which of the following is​ true?
A.) t must be greater than or equal to 16. B.) t must be greater than or equal to 0. C.) h must be greater than or equal to 500. D.) h must be less than or equal to 0
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Quadratic Equation Algebra

11/18/20

This question is about Quadratic Equations and Algebra
A train travels at an average speed from Quadratic City to Trinomial Town, a distance of 63 km. Then, withoutstopping, it travels a distance of 72 km to Factoring County at an average speed that’s... more
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Quadratic Equation Math Precalculus Algebra

11/16/20

Quadratic Functions
Find algebraically two numbers whose sum is 50 and whose product is a maximum.
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Quadratic Equation Math Precalculus Algebra

11/16/20

Quadratic Functions
A farmer with 1200m of fencing wants to enclose a rectangular area and then divide it into four pens with fencing parallel to one side of the ... more
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Quadratic Equation Math Precalculus Algebra

11/16/20

Quadratic Functions
A transit company carries about 80 000 riders per day for a fare of $1.25. To obtain more revenue, the management plans to increase the fare. It ... more
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Quadratic Equation Math Precalculus Algebra

11/16/20

Quadratic Functions
Determine two consecutive odd integers such that the sum of their squares is a minimum.
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Quadratic Equation Math Precalculus Algebra

11/16/20

Quadratic Functions
A lawn care company charges $20 a week and has 120 clients. The owner estimates that for each $2 increase in its fee, the company would lose 5 ... more
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Quadratic Equation Math Algebra Pre Calculus

11/12/20

Quadratic Equation
a photograph measuring 16cm by 12cm is to be surrounded by a mat before framing. The width of the mat is to be the same on all sides of the photograph. The area of the mat is equal to the area of... more
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Quadratic Equation Algebra

11/12/20

Quadratic Equations
For a certain company, the cost for producing x items is 35x+300 and the revenue for selling x items is 75x−0.5x2.Part a: Set up an expression for the profit from producing and selling x items. We... more
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
The volume of a cone with height, h (m), and radius r (m), is given by the formula v=1/3 πR^2h. What is the radius of a cone with volume 168cm^3 and height 9cm
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
The Height, h meters, of a falling object is related to the time, t seconds, the object has been falling by the formula h = -4.9t^2 + d. Where d meters is the initial height of the object above the... more
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
A rectangular garden had dimensions 6m by 8m. Leonard wants to build a path around the garden. He has 120m^2 of bricks. How wide is the pathway?
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
when a football is kicked with a vertical speed of 20m/s, it's height, h meters, after t seconds is approximated by the formula: h = 20t - 5t^2. How long after the kick is the football at the... more
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
A boat travelled 30km upstream, against the current, to deliver some feed from Elli, to Helmut's farm, it then turned around and headed 35km downstream to dock for the night. If the speed of the... more
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
When two pumps are turned on they can fill the pond at Helmut's farm in seven hours. individually, one pump takes two hours longer than the other to fill the pond. Find the time to fill the pond by... more
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
The hypotenuse of a right triangle measures 20cm. The sum of the lengths of the other two sides is 28cm. find the lengths of these two sides.
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Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
a photograph measuring 16cm by 12cm is to be surrounded by a mat before framing. The width of the mat is to be the same on all sides of the photograph. The area of the mat is equal to the area of... more
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Expert Answers •1
Quadratic Equation Math Precalculus Algebra

11/10/20

Quadratic Equations
Ellie travelled 700km by truck to deliver some ostriches to her friend's farm, she then returned the same distance by car. The car averaged 10km/h faster than the truck and took 1 hour less time.... more
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Quadratic Equation Math Algebra 1 Algebra 2

11/08/20

4a^2 + 4b^2 + 33a + 33b =-8 solve for a in terms on b by factoring.
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Quadratic Equation Math Algebra 1 Algebra 2

11/07/20

Given the quadratic 5x^2 + ax - 1 = 0, what would a need to be in order for the discriminate to be 29?

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Quadratic Equation Math Algebra 1 Algebra 2

11/07/20

Write a quadratic equation in standard form whose solutions are 7 and -5
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Quadratic Equation Math Algebra Inequalities

11/06/20

The city government is planning to construct a new children's playground.

Itwants to fence in a rectangular ground using one of the walls of a building. The length of the new playground is 15m longer than its width and its area isgreater than the old playground. The... more
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Quadratic Equation Math Precalculus Algebra

11/04/20

Quadratic Functions
an arch is in the shape of a parabola. If the arch is 60M across at it's base and 20M high in the middle, how high would the arch be 10M from the middle?
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Quadratic Equation Math Precalculus Algebra

11/04/20

Quadratic Function
The soccer club sells hoodies as a fund-raiser. They sell 1200 shirts a year at $20 each. They are planning to increase the price. A survey indicates that, for every $2 increase in price, there... more
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Quadratic Equation Math Precalculus Algebra

11/04/20

quadratic Function

An amusement park charges 8$ admission and averages 2000 visitors per day. A survey shows that, for each $1 increase in the admission cost, 100 fewer people would visit the park. Write the equation... more
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