Topics include: linear equations and inequalities, absolute value equations and inequalities, systems of linear equations, quadratic ... lines in the Cartesian plane; lines and planes in space; ...

De Morgan's laws, Cartesian product ... and Harmonic progressions. Quadratic equations with real coefficients. Solution of linear inequations of two variables by graphs. Permutation and Combination.

Feb. 1, 11:30 a.m. ESTPhiladelphia Mayor Cherelle Parker said a seventh person, who was in a car, was killed in the plane crash, stating at least 19 people are being treated for injuries at area ...

A taxiing Japan Airlines plane struck a parked Delta Air Lines plane at Seattle-Tacoma International Airport Wednesday, almost slicing off its tail and prompting the aircrafts to be evacuated.

A desperate search is underway Friday in Alaska for a plane carrying 10 people that vanished Thursday afternoon. The flight, operated by Bering Air, was traveling from Unalakleet to Nome in ...

PHILADELPHIA (WPVI) -- At least seven people were killed and 19 others injured after a medical transport plane, carrying a child, her mother and four other people, crashed in Philadelphia Friday ...

The six passengers traveling on a medical jet before it crashed in Northeast Philadelphia Friday night have been identified by the Mexico-based company that was operating the small plane.

A search for a missing plane carrying ten people has ended with the discovery of wreckage in Alaska and recovery of all the victims' bodies. Alaska Department of Public Safety, in a news release 2 ...

The plane, bound for Tijuana after a scheduled stop in Missouri, had reached about 1,500 feet (457 meters) of altitude before it went down. National Transportation Safety Board chair Jennifer ...