Secondary revision · Mathematics Form 2
Matrices
Question 1 of 2
Grade: Twelve - G12
Q1
Essay · up to 5 points
Given matrix \(\mathbf{K} = \left( \begin{array}{cc}8 & 9x\\ 1 & x \end{array} \right)\), find the value of x for which the determinant of K is 2.
Worth up to 5 points
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