The first term of an arithmetic sequence is -3 and the fifteenth term is 53. what is the common difference of the sequence?
a.) 14/13
b.) 25/7
c.) 4

Write the equation in general quadratic form: plz !

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft

Mr. t has been dating his girlfriend for one year nine months and six days how many hours has mr. t been in a relationship