Mr. bonifacio cuts diffrent sizes of rectangular plywood to be used in the furniture that he makes. Some of these rectangular plywood are described below.
Plywood1: the length of plywood is twice its width and the area is 4.5 sq ft.
Plywood2: the length of plywood is 1.4 ft. less than twice its width and the area is 16 sq ft.
Plywood3: the perimeter of the plywood is 10 ft. and its area is 16 sq ft.
Question:
1.what quadratic represents the area of each piece of plywood? write the equation of width of the plywood.

2.Write each quadratic equation formulated in item 1 in standard form. Then determine the values of a,b and c.

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Answers

2015-07-23T18:57:12+08:00