A.
<span>f(-2) = 2^(-2 - 2) </span>
<span>f(-2) = 2^(-4) </span>
<span>f(-2) = 1/2^4 </span>
<span>f(-2) = 1/16</span>
The correct answer is option ''The stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs''.
In this case, the problem was that the physician's had a problem in listening the heart beats and the lung sound of the woman. To overcome this problem, the stethoscope was invented to listen the heart beat and the lung sound from distance, without keeping head on women's chest.
Because science is always changing and every time you cam come up with a new outcome.
Answer:
Basic Research
Explanation:
The initial discovery and analysis of the Lake Vida bacteria allowed them to be classified thereby leading to an understanding of their basic metabolic processes.
Although ,the introductory passage suggested several ways that this could lead to applied research by allowing the development of new products.
Conclusively, the research is a basic in nature because it gave a better understanding of the natural world.
