Use the Factor Theorem to find all real zeros for the given polynomial function and one factor. For a square root of a number, enter sqrt followed by the number in parentheses. For example, enter sqrt (2) for /2. f (x) = x³ + 4x? - 3x – 12; x +4 What zero corresponds to the factor x + 4?

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A:

Q: Find all the zeros of the polynomial: f(x) = a ³ + 4x? – 41x + 36 .if (x – 4) is a factor of this…

A: Given,  fx = x3+4x2-41x+36   x-4  is a factor of this polynomial  We have to find the all the zeros…

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A: Explanation of the answer is as follows

Q: Find all the real zeros of the polynomial. Use the quadratic formula if necessary. 1.…

A:

Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.