Find the product of 2x2 + 3x - 6 and 4x3 - x + 7.
1 answer:
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It is A. We have a ratio of
900 workers : 3.2×10⁵
Dividing by 9×10² becomes
1 worker :
×10³
3.2/9 is just 0.36 rounded so it is
1 worker : 0.36×10³
or A
900 workers : 3.2×10⁵
Dividing by 9×10² becomes
1 worker :
3.2/9 is just 0.36 rounded so it is
1 worker : 0.36×10³
or A