Answer:
Refer to the attachment for explication of steps. :)
Domain of 5x^2 + 2x - 1 is all real numbers.
You need the starting point and the end point and count how long it took to get to one point to the either
A formula models
real-world phenomena when it describes the relationship between the variables of
a real life situation. We use formulas in our every day life, but maybe are not aware of it. Some examples of using math formulas in the real world are: - the most obvious example is that we use formulas in the grocery store (multiplication, estimation, percentages,...
- we use formulas while baking (measuring ingredients, understanding ratios and proportions,<span> converting metrics,...)</span>
