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The area of a rectanglular television screen is 3456 in^2. The width of the screen is 24 inches longer thean the height what is the quadrati
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The area of a rectanglular television screen is 3456 in^2. The width of the screen is 24 inches longer thean the height what is the quadratic equation that represents the area of the screen? What are the diminsions of the screen?
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Mathematics
3 years
2021-08-23T08:21:05+00:00
2021-08-23T08:21:05+00:00 1 Answers
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Answer:
The quadratic equation representing the area of the rectangular television screen is .
Height of the rectangular television screen inches, and the width of the rectangular television screen inches.
Step-by-step explanation:
Given: The area of a rectangular television screen is . The width of the screen is inches longer than the height.
To find: The quadratic equation that represents the area of the screen, and what are the dimensions of the screen?
Solution:
Let the height of rectangular television screen be inches, then width of the rectangular screen be inches.
Now, we know that area of a rectangle .
As per question,
So, the quadratic equation representing the area of the rectangular television screen is .
Now, to find the dimensions, we need to solve .
or
or
Since, is the height of the rectangular television screen, and height cannot be negative. So, height of the television is inches, and width of the television screen is inches.
Hence, the quadratic equation representing the area of the rectangular television screen is .
Height of the rectangular television screen inches, and the width of the rectangular television screen inches.