Write the equation of a parabola that has a complex root at 4+5i and goes through the point (2,87)

Factor the expression. 4d + 12 __ (d +

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides