-10m+5m^ 2 +6); (m ^ 2 + 9m - 5) 2.
Answers
Answered by
2
Answer:
The major challenges to historical research revolve around the problems of sources, knowledge, explanation, objectivity, choice of subject, and the peculiar problems of contemporary history. Sources The problem of sources is a serious challenge to the historian in the task of reconstructing the past ❤
Similar questions