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OpenStudy (anonymous):
2. The area of a rectangle is given by A = x2 – 2x + 30. Find the value of x if the total area of the rectangle is equal to 45 square units.
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OpenStudy (anonymous):
plug in the area given and solve. So you're solving: \[45 = x ^{2} -2x+30\]
OpenStudy (anonymous):
lost
OpenStudy (anonymous):
Where are you lost?
OpenStudy (anonymous):
i dont know how to solve this .
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