Question

3 . |f A=[ matrix 4&x+2\\ 2x-3&x+1 matrix ]i (a) -1 (b) 2 (c) 3 (d) None of these an invertible matrix, then x can't take value​

Answer 1

Step-by-step explanation:

$\left[\begin{array}{cc}4&x+2\\2x-3&x+1 \end{array}\right]$

• x+1=4
• x=4-1
• x=3