$\left[\begin{array}{lrr}3 & -2 & -7 \\-4 & 5 & 1 \\3 & 0 & 6\end{array}\right]$

question 8

Multiple Choice

$\left[\begin{array}{lrr}3 & -2 & -7 \\-4 & 5 & 1 \\3 & 0 & 6\end{array}\right]$
-Matrices, A, B and C are given by
$A=\left[\begin{array}{lrr}3 & -2 & 4 \\6 & 1 & 0 \\-5 & 9 & 5\end{array}\right]$ $B=\left[\begin{array}{llr}1 & 5 & 0 \\-8 & 4 & 7 \\2 & 3 & -9\end{array}\right]$ $C=\left[\begin{array}{lrr}3 & -2 & -7 \\-4 & 5 & 1 \\3 & 0 & 6\end{array}\right]$
If D = A(2B + 3C) find d₂₃.

• A)- 56
• B)19
• C)- 109
• D)217
• E)324

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Definitions:

Stages Research

The examination of processes or phenomena in sequential phases or stages to understand their development over time.

Social Problem

A societal issue that influences and is opposed by a significant number of individuals within a society.

Dependent Variable

In research, it's the outcome of interest which researchers investigate how it's affected by one or more independent variables.

Male-centered Perspective

A viewpoint in research or analysis that prioritizes male experiences or positions, often at the expense of understanding female perspectives.