# MTH105 Questions and Solutions : Let $A=\begin{bmatrix}1&4\\3&1\end{bmatrix}$ and $B=\begin{bmatrix}3&1\\2&k\end{bmatrix}$ Given that |AB| =121, find the value of k

Let $A=\begin{bmatrix}1&4\\3&1\end{bmatrix}$ and $B=\begin{bmatrix}3&1\\2&k\end{bmatrix}$ Given that |AB| =121, find the value of k
a) 2
b) -3
c) -1
d) 22

You can purchase MTH 105 TMA Solutions at the rate of #1000 only  and all of your required Courses from us kindly send us a msg on whatsapp 08039407882