When marcia was born, she weighed 8 pounds. when she was 4 months old, she weighed 10 pounds. at 8 months, she weighed 20 pounds. what is the average rate of change

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Consider a= {x|x is alive} f={x|x is in france} m={x|x is a national monument} w{x|x is a woman}. which statements are true regarding elements of the given sets? check all that apply.