Slope from graph
and what is the slope of the line and plot it

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left