Question

EXERCISE 4
ab 10 and ab 6. then find the
(a+b=5a-b-V17, then find the
2.2. - 45 and
+*+p=10 and
+
- 78 and
r++2=12
12 and
and 12. then find the​

Answer 1

Answer:

Do you think the classification of economic activities into primary, secondary and tertiary is useful? Explain how.