Question

 Using synthetic division method, check whether α = 3 is a root of the polynomial equation:

x4 +  x3 - 13x2 - x + 12 = 0

12 Sep 2025
Answer :
Word Count : 251
To check whether $\alpha = 3$ is a root of the polynomial $x^4 + x^3 - 13x^2 - x + 12 = 0$ using synthetic division, we first set up the coefficients of the polynomial: $1, 1, -13, -1, 12$. The ______ ___ _______ ______ __________ ________ ___ __________ ____ ________ ____.
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