Use Synthetic Division to Determine Whether the Number K Is $k = - 3 ; f ( x ) = 4 x ^ { 3 } - 5 x ^ { 2 } + 2 x + 4 ;$

question 225

True/False

Use synthetic division to determine whether the number k is an upper or lower bound (as specified) for the real zeros of
the function f.
- $k = - 3 ; f ( x ) = 4 x ^ { 3 } - 5 x ^ { 2 } + 2 x + 4 ;$ Lower bound?

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