Use an Inverse Matrix to Find the Solution to the System

question 185

Multiple Choice

Use an inverse matrix to find the solution to the system.
- $$\left\{ \begin{aligned}4 x + 3 z & = 43 \\8 x + 6 y + 8 z & = 102 \\- 4 x - 6 y & = - 34\end{aligned} \right.$$

• A) \(x = 7 , y = 1 , z = 5\)
• B) \(x = 8 , y = - 1 , z = 5\)
• C) \(x = 1 , y = 5 , z = 1\)
• D) \(x = 7 , y = - 1 , z = - 5\)

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Definitions:

Infant Attachment

The emotional bond that develops between a young child and their caregiver, influencing the child’s social and emotional development.

Secure-Avoidant

This might be a confusion with attachment styles, where "Secure" and "Avoidant" are different types; secure attachment is characterized by healthy relationships, whereas avoidant attachment involves keeping emotional distance.

Attachment Probing

The assessment or investigation of an individual's pattern of emotional bonds and relationship styles, stemming from early connections with caregivers.

Caregivers

Individuals who provide care and assistance to those in need, such as children, the elderly, or individuals with disabilities, often implying a personal bond or responsibility.