Where do I put one set of parentheses in this equation?

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.

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Use circumcenter theorem to solve for the given values