The answer is 16, you substitute the value of the variable into the equation and simplify
-3 2/3 I just changed the mixed number into a improper fraction
Answer:
Step-by-step explanation:

use a calculator fo find the value
Answer: The graph crosses the x-axis at x = 2.
Step-by-step explanation:
The root has a multiplicity of 3, meaning that it crosses the x axis at x=2.