Homo erectus/ergaster appeared in east africa about __ million years ago.
a-2.3
b-6.0
c-1.8
d-3.2

Maggie graphed the image of a 90 counterclockwise rotation about vertex a of . coordinates b and c of are (2, 6) and (4, 3) and coordinates b’ and c’ of it’s image are (–2, 2) and (1, 4). what is the coordinate of vertex a.

11. two 1 l iv bags are to be administered at 150 ml/hr. how long will the iv last? round to the nearest hundredths

C(x)=(2x^2+5x)/(x^3+8) what is maximum c(x)?