Write an equation of the line in slope-intercept form that passes through (-5, 2), and is perpendicular to y+3=2x
(or y=2x-3)

How many degrees does the hour hand move from 3: 00 to 5: 30?

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 p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial