MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
The instructions "evaluate this polynomial for x = (some number)" mean you should substitute that value in for x and simplify the expression. Be sure to use the order of operations- parentheses/groupings, exponents, multiplication and division from left to right, and adding and subtracting from left to right. With exponents, be careful with negative signs. - x squared is different from (- x) squared with parentheses.
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