The range of the data is 12
Answer:
here this should help you understand.
Step-by-step explanation:
https://www.khanacademy.org/math/algebra/x2f8bb11595b61c86:quadratic-functions-equations/x2f8bb11595b61c86:completing-square-quadratics/v/completing-the-square-to-solve-quadratic-equations
Answer:
D. 14
Step-by-step explanation:
4^2 - 2 (evaluate)
16 - 2 (calculate)
14