Question: Question 3. A farmer wants to build a rectangular pen using 600 feet of fence. One side of the pen will use an existing long

Question 3. A farmer wants to build a rectangular pen using 600 feet of fence. One side of the pen will use an existing long fence. X is the length of fence perpendicular to the existing fence.

What is the length of the remaining side?Find a formula that gives the area of the pen in terms of x.What value of x gives maximizes the area of the pen?Writeclearinstructionsforthefarmerthatdescribeshowheshouldbuildthepeninordertomaximizeitsenclosedarea.

The pressure exerted by a certain liquid at a given point varies directly with the depth of the point beneath the surface. At 50 feet , the pressure is 450 pounds per square inch. What is the pressure at 15 feet?

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