- URGENT! Math help please!!?

Discover Questions

Do doctors put pig's hearts in people? The height at which the acceleration due to gravity becomes g/9. in terms of r, radius of the earth is? If cos x = 3/7; x is an angle in the fourth quadrant; what is cos(x/2)? What are 2 characteristics of high mass stars? Vector A makes an angle of 20° and B makes an angle of 110° with the x axis. The magnitudes of A= 20 mag of b = 30. Find angle of resultant?