代数&三角学与微积分第3版习题答案Algebra & Trigonometry and Precalculus by Penna

=Penna & Bittinger Beecher - Instructor's Solutions Manual for Algebra & Trigonometry and Precalculus, 3 E

=INSTRUCTOR'S SOLUTIONS MANUAL
JUDITH A. PENNA Indiana University Purdue University Indian**lis
ALGEBRA  and TRIGONOMETRY THIRD EDITION
and PRECALCULUS THIRD EDITION
Judith A. Beecher