497 Answered Questions for the topic quadratic equation
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 ...
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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 ...
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11/16/20
Quadratic Functions
Determine two consecutive odd integers such that the sum of their squares is a minimum.
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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 ...
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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...
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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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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...
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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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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...
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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...
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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...
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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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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...
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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....
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4a^2 + 4b^2 + 33a + 33b =-8 solve for a in terms on b by factoring.
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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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Write a quadratic equation in standard form whose solutions are 7 and -5
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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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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 $2 increase in price, there...
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11/04/20
quadratic Function
An amusement park charges 8$ 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...
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11/04/20
Quadratic functions
Helmut, the ostrich farmer wants to build a rectangular fenced enclosure divided into five rectangular pens. A total length of 120M (meters) of fencing material is available. Find the overall...
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im not sure where to go from here. can someone help me? IM IN DESPERATE NEED
Central Perk Coffee Shop sells a specialty drink at $2.60 per cup. The shop sells about 200 cups per day. Customer surveys show that for every $0.05 decrease in price, the shop will sell 10 more...
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10/24/20
this question is confusing me
Determine the values of a and b in relation y = ax^2 + bx – 157 if the vertex is located at (– 6, – 13) I know I have to find the axis of symmetry but I'm not 100% sure how to without a or b. Can...
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10/24/20
URGENT SERIOUS HELP NEEDED
A model rocket is shot out of a building and into the sky. The path of the rocket can be modelled by the equation ℎ = −2(𝑡 − 4)^2 + 50, where h is the height above ground in metres and t is the...
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Quadratic Equation Math
10/14/20
Quadratics Equations
Make a quadratics equation with the answers {3 , -2/5}
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