Section+1.1

(Thanks for the answers Jeff and Karl) || Student Feedback || Teacher Feedback || and only at least one factor is zero. ||  || correct || over a numerical model is that it can be used to generate numerical values of unknown quantities relating them to known quantities. ||  || False - Not all data situations lend themselves well to an algebraic model. ||
 * Student Answers
 * 55.False, a product is zero if
 * 56. True A added power of a algebraic model
 * 57. C the slope of the equation is negative ||  || correct ||
 * 58. E. it is a root equation and "x" is negative ||  || correct ||
 * 59. B plug 5 in for "x" and do it yourself ||  || correct ||
 * 60. A. plug 4 in for "x" and do it yourself ||  || correct ||