Test for Symmetry with Respect To $\theta = \pi / 2$

question 9

Multiple Choice

Test for symmetry with respect to $\theta = \pi / 2$ , the polar axis, and the pole.
$$r = \frac { 2 } { 4 + \sin \theta }$$

• A) symmetric with respect to the pole
• B) symmetric with respect to the polar axis
• C) symmetric with respect to \(\theta = \pi / 2\)
• D) symmetric with respect to the pole and the polar axis
• E) symmetric with respect to the pole and \(\theta = \pi / 2\)

---

Definitions:

Reuptake

A process by which neurotransmitters released into the synapse are reabsorbed back into the neuron, effectively stopping their action on adjacent neurons.

Selective Serotonin Reuptake Inhibitors

A class of drugs typically used as antidepressants in the treatment of major depressive disorder and anxiety disorders.

Monoamine Oxidase

An enzyme that plays a role in the breakdown of neurotransmitters such as serotonin and dopamine, affecting mood regulation.

Antidepressant Drugs

Drugs that regulate mood.