What is the meaning of f '' (4) = -4?

The approach that contends psychology must study internal mental events in order to fully understand behavior is:

Drag each label to the correct location. claire had a heavy breakfast early in the morning. then she went to the gym to exercise. after the gym, claire went to class. while exercising, the body requires a continuous supply of energy and uses up blood sugar at a faster rate. how will hormones maintain the sugar balance in the body from breakfast until claire has lunch?

Find the area of the triangle with a = 35 b = 11 and c = 10 feet round to the nearest tenth