6 -2
-3 k
this matrix is only invertible if and only if k doesn't = ?
im asking a lot of questions today, but I am oh so lost
please help thanks :)
-3 k
this matrix is only invertible if and only if k doesn't = ?
im asking a lot of questions today, but I am oh so lost
please help thanks :)
-
Take the determinant and set it to 0
6k - (-2)(-3) = 6k - 6 = 6(k -1) = 0
The matrix is invertible if and only if k is NOT 1
Yin
6k - (-2)(-3) = 6k - 6 = 6(k -1) = 0
The matrix is invertible if and only if k is NOT 1
Yin