A dump of our free Chat sessions, in case it is useful. It excludes white boards used during paid sessions.
tutor3 : Hello Student, May I help you with your Math problems? student : For which values of a does the matrix B have an inverse? For those values of a for which the matrix is invertible, determine the inverse of the matrix. student : 1 0 a student : 0 1 0 student : a 0 1 tutor3 : Please note, due to lack of resources, we can only do 1 problem FREE in 24 hours period. You can always come back tomorrow for another free problem. Please, tell your friends about our free service - 1 free in 24 hours student : okay student : I have not had any problem done...
TutorTeddy.com & Boston Predictive Analytics
[ Email your Statistics or Math problems to firstname.lastname@example.org (camera phone photos are OK) ]
Boston Office (Near MIT/Kendall 'T'): Cambridge Innovation Center, One Broadway, 14th Floor, Cambridge, MA 02142, Phone: 617-395-8864