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Blogs about: Polynomial

不能秒殺的提問:餘式定理2 comments

johnmayhk wrote 1 year ago: 教了餘式定理,隨便亂出題:設 是多項式,已知 ,餘式為 3 ,餘式為 5 那麼,當 時,餘式是什麼? 同學秒殺之,答案是 ,毫無難度。但有 4E 同學提出他的解法如下: 由題意,易知 – … more →

Tags: HKCEE, Remainder theorem

Answer to Polynomial Practice1 comment

koopakoo wrote 1 year ago: Let Then … more →

Tags: hkal, Pure Mathematics, Complex number

Polynomial Practice for AL Pure

koopakoo wrote 1 year ago: Suppose are roots of Compute Hint: There is a three-line-solution. My solution will be given in 2 da … more →

Tags: hkal, Pure Mathematics

論商餘(二)8 comments

johnmayhk wrote 1 year ago: 有同學問到綜合除法(synthetic division)之原理,讓我詳述之。 本文共分四部份: 一、算法 二、原理 三、推廣 四、應用 一、算法 初中數學接觸過多項式的除法,比如當 除以 ,其商(q … more →

Tags: HKCEE, Junior Form Mathematics, Pure Mathematics, Remainder theorem, Synthetic Division

比較係數1 comment

johnmayhk wrote 1 year ago: 以下是一道簡單的短題。 設 (),滿足 ,求 的值。 教科書給出的解如下 (let ) 最後一步是由所謂「比較係數」(comparing coefficients)完成。 大家覺得上述方法有沒有問題? … more →

Tags: Pure Mathematics

Generating Function and Tiling Problems3 comments

koopakoo wrote 1 year ago: Consider the following classic: Suppose one deletes two opposite corners from a standard 8 by 8 chec … more →

Tags: mathematics, generating function, Tiling

HKAL 2008 problem2 comments

koopakoo wrote 1 year ago: Here is a pure math problem in HKAL 2008: 證明方程 沒有實根. This is discussed in the mathdb blog: http://ma … more →

Tags: hkal, Pure Mathematics, Quartic, squares


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