To gather information about the elk population, biologist marked 75 elk. later, they flew over the region and counted 250 elk, of which 15 were marked. what is the best estimate for the elk population?

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.

#12 the answer is the third option

i would think "anyone would want the best for their child" is correct