Answer
$-0.236, 4.236$
Work Step by Step
This question asks for all REAL solutions of the equation using a graph
Given $x^4 - 3x^3 - 3x^2 - 9x - 2$
Graph an equation of $x^4 - 3x^3 - 3x^2 - 9x - 2$ and find the zeros of the function
See the graph below (the grey dots represents the zeros of the function)
The answers are -0.236 and 4.236
