HP F2216A hp 33s_user's manual_English_E_HDPM20PIE56.pdf - Page 252
Example 1, Stores 101
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A through E F G H X i Coefficients of polynomial; scratch. Order of polynomial; scratch. Scratch. Pointer to polynomial coefficients. The value of a real root, or the real part of complex root The imaginary part of a complex root; also used as an index variable. Example 1: Find the roots of x5 - x4 - 101x3 +101x2 + 100x - 100 = 0. Keys: (In RPN mode) Display: Description: X P 5g 1^g 101 ^ g 101 g 100 g 100 ^ g g g g g @ value @ value @ value @ value @ value @ value Starts the polynomial root finder; prompts for order. Stores 5 in F; prompts for E. Stores -1 in E; prompts for D. Store -101 in D. prompts for C. Stores 101 in C; prompts for B. Stores 100 in B; prompts for A. Stores -100 in A; calculates the first root. Calculates the second root. Displays the third root. Displays the fourth root. Displays the fifth root. 15-30 Mathematics Programs