researchers surveyed a populations of gentoo penguins on an island in the antarctic during breeding season from 1980-2000. The population was comprised of 390 breeding pair in 1980 and increased by about 4.4 percent per year through 2000.

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36