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Intermediate Algebra – Student Workbook – Second Edition 2013

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Lesson 5b - Solving Quadratic Equations<br />

Practice Problems<br />

b) x 2 +2x+5=0<br />

8. Farmer Treeman wants to plant four crops on his land, Cotton, Corn, Kelp and<br />

Currants. He has 40,000 square feet for planting. He needs the length and width of<br />

the property to be as shown in the picture below (measured in feet). He determines<br />

the equation for the area of his property is<br />

a. What will the length and width of the<br />

property need to be?<br />

X<br />

Cotton<br />

Kelp<br />

b. Determine the area of each section of the<br />

land.<br />

30<br />

Currants<br />

Corn<br />

X 50<br />

Scottsdale Community College Page 235 <strong>Intermediate</strong> <strong>Algebra</strong>

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