The value 4 is an upper bound for the zeros of the function shown below. f(x)= 4x^3 - 12x^2 - x +15 A. True B. False is it true?

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asked May 22, 2018 92.0k views

2 Answers

KWA · Answer 1 · 2018-05-24T20:17:31+0000

Answer:

The answer is true.

Explanation:

When you put 4 into the synthetic division, all the numbers including the remainder don't have sign changes, meaning it is an upper bound.