A.2c - The student will perform operations on polynomials, including factoring completely first- and second-degree binomials and trinomials in one or two variables. Graphing calculators will be used as a tool for factoring and for confirming algebraic factorizations.
Squares: When a natural number
is multiplied by itself, the result is a square number. Since
1x1=1, 2x2=4, 3x3=9, 1,4,9,… are
square numbers. How many natural numbers less than 500
are square numbers? Explain your answer in detail.