Use a Vertical Format to Add the Polynomials $$\begin{array} { r } 9 x ^ { 4 } + 2 x ^ { 3 } \\6 x ^ { 4 } + 7 x ^ { 3 } \\\hline\end{array}$$

question 22

Multiple Choice

Use a vertical format to add the polynomials.
- $$\begin{array} { r } 9 x ^ { 4 } + 2 x ^ { 3 } \\6 x ^ { 4 } + 7 x ^ { 3 } \\\hline\end{array}$$

• A) \(15 x ^ { 4 } + 9 x ^ { 3 }\)
• B) \(24 x ^ { 7 }\)
• C) \(15 x ^ { 8 } + 9 x ^ { 6 }\)
• D) \(24 \mathrm { x } ^ { 14 }\)

Understand the role of natural selection in shaping human behaviors.

Examine the impact of sexual selection on human mating strategies.

Identify the evolutionary explanations for differences in male and female behaviors.

Understand the evolutionary basis for human emotions like jealousy and promiscuity.

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Definitions:

Neurotransmitter

Chemicals in the nervous system that transmit signals between neurons or from neurons to muscles.

Acetylcholine

A neurotransmitter that has been linked to depression and dementia.

Bipolar Disorders

Mental health conditions characterized by extreme mood swings that include emotional highs (mania or hypomania) and lows (depression).

Neurotransmitters

Chemical substances in the brain that transmit signals from one neuron to another, playing key roles in mood, thought processes, and physical functions.