Respuesta :
The value of x in matrix is 2.
According to the statement
we have a singular matrix A in the form of
[tex]\left[\begin{array}{cc}3&x&\\-6&-4&\\&\end{array}\right][/tex]
And we have to find the value of x then
Matrix, a set of numbers arranged in rows and columns so as to form a rectangular array. The numbers are called the elements, or entries, of the matrix.
Now we find the value of x by property of matrix then
Take both values equal to each other after multiplying
3 (-4) = x(-6)
Now solve the values
-12 = -6x
6x = 12
x = 2
Here in the matrix the value of x is 2.
So, The value of x in matrix is 2.
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