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MAT1511 Assignment 2 Semester 1 | Due April 2025. All questions answered.
QUESTION 1 1.1 Use Descartes’ Rule of Signs to describe all possibilities for the number of positive, negative and imaginary zeros of P (x) = x4 + x3 + x2 + x + 12 (Summarize your answer in the form of a table like the example on p. 297). (4) 1.2 P (x) = x4 − 2×3 − 2×2 − 2x − 3 (a) Use the Upper and Lower Bounds Theorem to show that all zero of P (x) are bounded below by −1 and… All questions answered.
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