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THE FOUNDATIONS OF ALGEBRA
FUNCTIONS AND GRAPHS
ROOTS OF POLYNOMIALS
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algebraic ANSWER arithmetic sequence augmented matrix axis calculator called completing the square complex number cos2 cosine Cramer's rule curve defined degree denote depressed equation determine distance domain ellipse Evaluate EXAMPLE EXERCISE SET exponential exponents factor foci formula Gaussian elimination geometric sequence given equation hyperbola identity integer inverse law of sines linear system loga logarithms mathematical induction multiplication natural numbers negative number system obtain origin parabola polar coordinates polynomial function polynomial P(x positive Problems PROGRESS CHECK Find PROGRESS CHECK Solve PROGRESS TEST Property quadrant quadratic equation radians radius rational number Rational Root Theorem rational roots real coefficients real number line real roots rectangular coordinates right triangle shown in Figure sides sin2 sine sketch the graph slope solution set Step Substituting symmetry synthetic division system of linear Tables Appendix tan2 term trigonometric functions unit circle variable verify vertex write x-axis x-intercepts y-axis zero