From which country in the world are you taking this course?

Consider $$A = \begin{bmatrix}&8 & 2 & -2 & 0 &5 \\&12 & 3 & -3 & 6 &0 \\&4 & 1 & -1 & 3 &5 \\&0 & 0 & 0 & 1 &5\\&6 & \frac{3}{2} & -\frac{3}{2} & 3 & 0 \end{bmatrix}$$   a) Find the nullspace of A (Nul(A) = span\{…\}).   b) Find a basis for the column space of A.   c) Is A invertible? Justify your answer using 3 different reasons using the Invertible Matrix Theorem.  

Glass is a brittle material.

Select the property of a material, which would help in recording application (for example Hard Disk, CD, DVD etc)

In compression test, the strain develops in the loading axis is  

Load divided by original cross-sectional area is called as Elasticity.

A mechanical property, which measures the degree of plastic deformation, is called as ductility

Atom is made up of

10. Which factor can increase the risk of developing a mental health disorder in the scenario provided?

4. What is the primary purpose of the DSM-5-TR manual in mental health care?