The percent of U.S. households with high-speed internet h can be estimated by: h = -0.2n2 + 7.2n + 1.5 Where n is the number of years since 1990. A. Use the Quadratic Formula to determine...

The percent of U.S. households with high-speed internet h can be estimated by: h = -0.2n2 + 7.2n + 1.5 Where n is the number of years since 1990. A. Use the Quadratic Formula to determine...

I dont understand this question :/

The length of a rectangle is 3” more than twice the width. The area of the rectangle is 150 in^2. Find the dimensions of the rectangle.

It is decided to increase the size of the pool by extending the base and altitude each by x feet. Find x so that the new area of the pool is 24 square feet. I am at a loss to start...

Use the quadratic formula to solve : 0.7x2-4.2x-0.7=0 The solution set is {_}

A picture frame holds a 4-in. by 6-in. photograph. The frame adds a border x inches wide around three sides of the photo. On the fourth aide the frame forms a border that is 3x-0.5in wide. The combined...

The manager of a park enclosed an area for small dogs to play. He made the length 15ft longer than the width and enclosed an area covering 1350 square feet. What are the dimensions of the dog's play...

In the past, professional baseball was played at the Astrodome in Houston, Texas. The Astrodome has a maximum height of 63.4m. The height of a baseball t seconds after it is hit straight up in...

ax2+bx+c=0

Caroline has a patio of uniform width around the perimeter of her rectangular pool. The pool measures 22 ft by 12 ft. If the area of the pool and the patio is 504 ft , what is the width of the...

Roger mows half of a rectangular lawn that measures 40 m by 30 m by mowing strips of equal width around the perimeter. Cookie mows the small inner rectangle. how wide a strip should roger have so...

Arif's backyard is 2626 by 3535 meters. He wants to put a flower garden in the middle of the? backyard, leaving a strip of grass of uniform width around the flower garden. To be? happy, Arif must...

Please help!

Assume that the relationship between the amount of revenue and the price of a ticket, is given by the quadratic function , where represents the cost of a ticket in Egyptian pounds (Egypt’s currency),...

How do you solve this equation using the quadratic formula? 2x^2+2x+5=0

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

Q. Solve using the quadratic formula: y = 3x² + 10x + 4 (-5 ± sqrt(22)) / 3 (10 ± i sqrt(38)) / 6 (-10 ± 13 sqrt(4)) / 6 (5 ± sqrt(12)) / 3 (-5 ± sqrt(13))...

Solve a^4-10a^2+9=0

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