PI is a number that is commonly used to help understand circles in algebra. We all know how it starts out. 3.14.... It is a real and irrational number. Pi is not only irrational. It's much worse. It is trancendental, meaning it is not a root of any polynomial with intefer coefficients. Trancendental numbers are important in algebra, but Pi is studied more in Analysis and Calculus
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The whole integer part of the variable X. For example if X = pi, then INT(X) = 3.0
Since "pre-" means before, then pre-algebra would be before algebra. Conversely, algebra would be after pre-algebra. Generally, the next class after a pre-algebra class would be Algebra I, followed by Algebra II.
Pre-algebra preps you for algebra.2nd answer:Pre-AP-algebra is the same as Algebra I. Both are way harder than pre- algebra.
el algebra
Elementary algebra