Question

How do the physical properties of the
members of the methane serres of hydro-
carbons ?
vary
with the increase of the
number of
of carbon atoms?
​

Answer 1

Answer:

We know that

∣AB∣=∣A∣∣B∣

Also for a square matrix of order 3

∣KA∣=K

3

∣A∣because each element of the matrix A is multiplied by k and hence in this case we will have k

3

common.

∴∣3AB∣=3

3

∣A∣∣B∣=

=27(−1)(3)=−81