Answer:
the answer is
or 
Step-by-step explanation:
Try using Symbolab, I use it all the time it gives the correct answer and it gives good explanations.
Answer:
H | ab
Step-by-step explanation:
1st blank: 2x
2nd blank: 4x
3rd blank: 8
4th blank: 16
5th blank: 4
Answer:
A mathematical model is a description of a system using mathematical concepts and language. The process of developing a mathematical model is termed mathematical modeling. Mathematical models are used in the natural sciences and engineering disciplines, as well as in non-physical systems such as the social sciences.