What is the medullary index of the hair shown below? The width of the medulla is 1 micron and the width of the hair shaft is 3 microns. A.0.5 B.3 C.0.3

Which of the following points is collinear with (-2,1) and (0,3)

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase