Master math : trigonometry /
Ross, Debra Anne.
Master math : trigonometry / Trigonometry Debra Anne Ross. - Boston, MA : Course Technology, 2010. - viii, 420 p. : ill. ; 23 cm.
1598639854 9781598639858
Mathematics.
Trigonometry.
Master math : trigonometry / Trigonometry Debra Anne Ross. - Boston, MA : Course Technology, 2010. - viii, 420 p. : ill. ; 23 cm.
1598639854 9781598639858
Mathematics.
Trigonometry.