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IB DP Maths: AA HL復習筆記2.8.1 Solving Inequalities Graphically
How can I solve inequalities graphically? Consider the inequality?f(x) ≤?g(x), where?f(x) and?g(x) are functions of?x if we?move?g(x) to the LHS?we get f(x) –?g(x) ≤ 0 Solve?f(x) –?g(x) = 0 to?find...
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IB DP Maths: AA HL復習筆記2.7.4 Roots of Polynomials
How do I find the sum & product of roots of polynomials? an??is the coefficient of the?leading term an-1??is the coefficient of the?xn-1?term Be careful: this could be equal to zero a0?is the?c...
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IB DP Maths: AA HL復習筆記2.7.3 Polynomial Functions
In exams you’ll commonly be asked to sketch the graphs of different polynomial functions with and without the use of your GDC. What’s the relationship between a polynomial’s degree and its zeros? I...
IB DP Maths: AA HL復習筆記2.7.2 Polynomial Division
What is polynomial division? Polynomial division is the process of?dividing two polynomials This is usually only useful when the?degree of the denominator?is?less than or equal?to the?degree of the...
