Answer:

Step-by-step explanation:
The given functions are:

and

Now,


The domain refers to values of
for which
is defined.
The expression under the radical sign must not be negative.
The domain is

Answer:

Step-by-step explanation:
Given
See attachment for question
Required
Solve
We have:

Take LCM and solve


Answer:
Perimeter = 100mm
Area = 60mm
Step-by-step explanation:
P= (3x2) + (2x2) =10cm
10mm to 1cm
10cm x 10 = 100mm
A= b x h
= 3 x 2
=6cm
6x10=60mm