Ebook Mathematica (2/E)1: Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook Mathematica (2/E)1: Part 2
Ebook Mathematica (2/E)1: Part 2
CHAPTER 7 1Algebra and Trigonometry7.1 PolynomialsBecause they are so prevalent in algebra. Marhematica oilers commands that arc devoted exclusively t Ebook Mathematica (2/E)1: Part 2to polynomials.■PolynomialQ [evpressiơn, variable] yields True Ì1'expression is a polynomial ill variable, and Fal sc otherwise.■Variables [polynomial] gives a list of all independent variables in polynomial.■Coefficient [polynomial, form] gives the coefficient of form HI polynomial.■Coefficient [po Ebook Mathematica (2/E)1: Part 2lynomial, form, n] gives the coellicicnt oiyór/M to the nth power in polynomial.■Coef f icientList [polynomial, variable] gives a list of the coefficiEbook Mathematica (2/E)1: Part 2
ents of powers of variable in polynomial, starling with the Olli power.EXAMPLE 1PolynomialQ(x2 + 3x + 2, x]TRUEPolynomials[x2 + 3x + 2/x, x]FALSEPolynCHAPTER 7 1Algebra and Trigonometry7.1 PolynomialsBecause they are so prevalent in algebra. Marhematica oilers commands that arc devoted exclusively t Ebook Mathematica (2/E)1: Part 22y + 3xy2-7y3;Variables[poly2]{Xr y}Coefficient [polyl, X, 5]252Coefficient [poly2 , x]3y?Coefficient [poly2 , y, 2]3xCoefficient [poly2 , xy'l3CoefficientList [polyl, x]{1, 10, 45, 120, 210, 252, 210, 120, 45, 10, 1}CHAPTER 7 Algebra and TrigonometryCoeffici®ntList[poly2, x] {-7y3, 3y2, -5y, 1} Coe Ebook Mathematica (2/E)1: Part 2fficientList [poly2, y] {x\ -5x2, 3x, -7}Often it is convenient to write the solution of a polynomial equation as a logical expression. For example, iEbook Mathematica (2/E)1: Part 2
f .V- 4 = 0. then V = -2 or V = 2. Roots of polynomial equations can be expressed in this form using two specialized commands. Roots and NRoots. The sCHAPTER 7 1Algebra and Trigonometry7.1 PolynomialsBecause they are so prevalent in algebra. Marhematica oilers commands that arc devoted exclusively t Ebook Mathematica (2/E)1: Part 2ationCHAPTER 7 1Algebra and Trigonometry7.1 PolynomialsBecause they are so prevalent in algebra. Marhematica oilers commands that arc devoted exclusively tGọi ngay
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