algebra--graphic methods

Functions and graphs Swokowski, Earl W. 1984 Functions and graphs Gelfand, I. M. 1969 Functions and graphs Glagoleva, E. G. 1969 Functions and graphs Shnol, E. E. 1969 Precalculus funtion and graphs Barnett, Raymond A, Ziegler, Michael R, Byleem, K.E 1999