Beginning at noon, a northbound train arrives at a train station every
30 minutes. A southbound train arrives at the same station every
45 minutes. When will be the next time, after noon, when trains
going in both directions arrive at the station at the same time?
A.1 PM
B. 1:30 PM
C. 3:30 PM
D. 5:15 PM

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol