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Activity #3 Direction: Use quadratic functions to model the following real-life scenarios
1. The new area A of a square lot if the original length 1 is increased by 5 units.
2. The area A of a rectangular lot whose length is three times its width w.
3. The area A of the rectangular lot whose perimeter is 80 meters.
4. The product P of two numbers whose sum is 100.​