The Horizontal Format Is Used Extensively in Algebra, but Occasionally $\begin{array} { r } - \quad 70 \\23 \\\hline\end{array}$

question 34

Multiple Choice

The horizontal format is used extensively in algebra, but occasionally the vertical format shows up. You should therefore have some exposure to the vertical format. Find the sum. $\begin{array} { r } - \quad 70 \\23 \\\hline\end{array}$

• A) -40
• B) -52
• C) -49
• D) -47
• E) -44

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Definitions:

Information-Processing Theorists

Information-Processing Theorists study how human beings process, store, retrieve, and utilize information, likening the mind to a computer.

Short-Term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period of time.

Control Processes

Pertains to mechanisms or systems that regulate, guide, or manage operations or activities in various contexts such as biology, psychology, or engineering.

Long-Term Memory

The part of the information-processing system that holds memories of past experiences.