Y=9x2+4x the leading coefficient?

True or false? many triangular shapes can be circumscribed about a given circle

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.

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.