Use the geometric series formulas to find the sum of the geometric series. (I attached a picture of the problem plz help I’ll give you brainliest)

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4