Neco 2022 Further Mathematics Question 29

Practice objective / multiple choice question 29 from the 2022 Neco Further Mathematics examination.

Neco 2022 Further Mathematics Objective / Multiple Choice Medium Difficulty

Question 29 NECO • 2022 • FURTHER_MATHEMATICS • objective

For the matrix \(A=\begin{pmatrix}2&k&1\\0&3&-1\\k&4&2\end{pmatrix}\):\\a) Find all real values of \(k\) for which \(A\) is singular.\\b) For \(k=1\) (which makes \(A\) invertible), determine the element in the second row, third column of \(A^{-1}\).

A. \\frac{-1}{8}

B. \\frac{1}{4}

Correct Answer C. \frac{1}{8}

D. \\frac{1}{16}

Correct Answer

Correct Option:

\frac{1}{8}

This is Neco 2022 Further Mathematics Question 29. It is one of the objective questions from the 2022 Neco Further Mathematics examination.

Difficulty level: Medium .

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