Find the distance between the points (13,5) and (10,1)

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.

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15