Solve for X $$\left| \begin{array} { l l } x & 3 \\1 & x\end{array} \right| = 6$$

question 37

Multiple Choice

Solve for x.​ $$\left| \begin{array} { l l } x & 3 \\1 & x\end{array} \right| = 6$$ ​

• A) \(x = 3\)
• B) \(x = \pm 2\)
• C) \(x = \pm 3\)
• D) \(x = - 4\)
• E) \(x = \pm 4\)

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Definitions:

Convergent Evolution

The process whereby organisms not closely related independently evolve similar traits as a result of having to adapt to similar environments or ecological niches.

Homoplasious Trait

A trait shared by multiple species or individuals due to convergent evolution, not because of a common ancestor.

Monophyletic Group

A set of organisms that includes an ancestral species and all its descendants, representing a single branch on the tree of life.

Paraphyletic

Paraphyletic describes a group of organisms that share a common ancestor, although the group does not include all the descendants of that common ancestor.