Algebra and trigonometry :
Keedy, Mervin L.
Algebra and trigonometry : a functions approach / Mervin L Keedy, Marvin L Bittinger . - 2nd. ed. - Reading, Mass : Addison-Wesley, 1978. - 652 p.
ALGEBRA.
TRIGONOMETRIA.
512.13 K26a 1978
Algebra and trigonometry : a functions approach / Mervin L Keedy, Marvin L Bittinger . - 2nd. ed. - Reading, Mass : Addison-Wesley, 1978. - 652 p.
ALGEBRA.
TRIGONOMETRIA.
512.13 K26a 1978