Learning (Phycology 100 points)

we know that the limit of both -1/x and 1/x as x approaches either positive or negative infinity is zero, therefore the limit of sin(x)/x as x approaches either positive or negative infinity is zero.

answer; (d); skeletal muscles and sensory receptors;

pattern wax

explanation:

pattern wax is used for casting restoration as part of lost-wax technique.

eat food

explanation:

cash registers don't need food because they are not alive.