Find the value of `lambda` so that the following vectorts are coplanar: ` vec a= hat i+3hat j,\ vec b=5 hat k ,\ vec c=lambda hat i- hat j`

Explanation

$$\text{Since these vectors are coplanar}$$


$$
\begin{aligned}
&\left|\begin{array}{lll}
1 & 3 & 0 \\
0 & 0 & 5 \\
...