What are the x intercept of a graph of y=- 3x² +7x + 20

Ships can transit between the atlantic and pacific oceans using the canal.

If a population is growing quickly in a small area then what must increase as well

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast