Answer:
West Africans exported cotton cloth, gold, metal ornaments, and leather items north throughout the trans-Saharan exchange routes, in exchange for horses, copper, textiles, salt, and beads. Later, ivory, slaves, and kola nuts had been also traded.
Explanation:
not needed :)
B, the importance of wording effect
Answer:
vertex,2 other points
Explanation:
this does not have a y-intercept because it has a x^2 in it.
How do you know that it has a vertex and it has 2 other points.
well...
you can do opposite of b/2A.
to know what is what: this is how you know;
the A is x^2, the B is the x and c is the #.
If you have a caclutator that is a t-84 one; you can go to the y= sign, click on it, and then type in the equation. Once you have typed in the equation; you can do 2nd button and then the graph button right after to get the table which can get the points.
2 other points could be: (-4,10), (-3,16), (-2,18), (-1,16) and (0,10)
Explosion and lava need to be observed best i can do tell me if this helped
Answer:
the second two are correct
