The equation A(w)=w^2+5w represents the relationship between the area in square units and the width of a rectangle whose length is 5 units longer than its width. Select the sentence that describes an accurate relationship between A and w .

Question

1. A(w) has a minimum value at w=5 .
2. A(w) has a maximum value at w=5 .
3. A(w) increases as w increases for 0<w<5 .
4. A(w) increases as w increases when w>0 .

Answer 1

Option 1. A(w) has a minimum value at w=5.