Use the discriminant to determine how many real number solutions exist for the quadratic equation –4j^2 + 3j – 28 = 0 a. 0 b. 1 c. 2 d. 3

At a point on the ground 50 meters from the foot of a tree, the angle of elevation to the tree is 48°. find the height of the tree to the nearest meter.

Asap 25 pts + brainlest to right/best answer

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?