If the System Has Infinitely Many Solutions, Write the Solution $$\begin{array} { c } x + y - 2 z - 8 = 0 \\3 x + z + 6 = 0 \\2 x - y + 3 z + 14 = 0\end{array}$$

question 489

Multiple Choice

If the system has infinitely many solutions, write the solution set with x arbitrary.
- $$\begin{array} { c } x + y - 2 z - 8 = 0 \\3 x + z + 6 = 0 \\2 x - y + 3 z + 14 = 0\end{array}$$

• A) \(\{ ( x , - 7 x + 4 , - 3 x - 6 ) \}\)
• B) \(\{ ( x , 7 x + 4 , - 3 x - 6 ) \}\)
• C) \(\{ ( x , 7 x - 4 , - 3 x - 6 ) \}\)
• D) \(\{ ( x , - 7 x - 4 , - 3 x - 6 ) \}\)

Understand the complex relationship between heredity and intelligence, including the role of race and ethnicity.

Learn the historical and mathematical background of the Stanford-Binet IQ formula and its relevance in measuring intelligence.

Grasp the concept of mental set and its real-life applications.

Compare and contrast the approaches of key psychologists who have substantially contributed to the study of intelligence.

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