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数学 (POLYNOMIALS, Monomials, ORDERS, Terms, Combine lack(?) terms, Formulas…
数学
POLYNOMIALS
A group of Monomials
examples: 2x+3x^2-12y
Monomials
Product of one or more numbers or variables
examples: x, 2x, 4xy^2, 3
ORDERS
Descending
example: x+x^2+x^3
Ascending
example: x^3+x^2+x
Terms
Constant terms
1, 23, 45
variable
x, y, z, x^2
Combine lack(?) terms
Add or minus using the combination method
Example: 2xy+3xy = 5xy
Formulas:
(x+y)^2
x^2+2xy+y^2
计算过程
BODMAS
Proper Forms
Example：2 7/8x X 25/8x √