If sin θ = 1 over 4 and tan θ > 0, what is the value of cos θ? (1 point) Group of answer choices

negative square root of 15 over 4

square root of 15 over 4

square root of 15

negative square root of 15

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 point lies on a circle with a radius of 5 units and center at p(6, 1)?

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.