Suppose the supply and demand for a certain textbook are given by supply: p equals one half q squared comma demand: p equals negative one half q squared plus 30 comma where p is the price and q is the quantity. Find the demand quantity and the supply quantity at a price of $10.

Which option identifies how kevin should proceed in the following scenario? four years ago kevin designed an mp3 player for young children. now that technology has changed, he would like to update his design to ensure that it encompasses cutting-edge techniques. by creating a third-angle projection of his ideas by designing an isometric projection of his new ideas by referring to past designs and illustrations of his original model by conferring with engineers who have improved upon similar devices