Algebra and trigonometry Por Sobel, Max A., Lerner, Norbert

Algebra and trigonometry. Por Sobel, Max

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Teaching mathematics a sourcebook of aids, activities and strategies Por Sobel, Max

College Algebra Por Sobel, Max A.

Teaching mathematics a sourcebook of aids, activities, and strategies Por Sobel, Max A.

Algebra and trigonometry, a pre-calculus approach, 3rd ed. student's solution manual Por Babcock, Margaret Hall

Algebra and trigonometry a pre-calculus approach Por Sobel, Max A.

Harper & Row Geometry Por Sobel, Max A., Maletsky, Evan M., Golden, Brother Neal, Lerner, Norbert, Cohen, Louis S.

Algebra and trigonometry a pre-calculus approach Por Sobel, Max A.