Answer:
What?
Step-by-step explanation:
Answer:
in 7hours and 30 mn the cost will be (7.5×d×e) cents
Step-by-step explanation:

-12x^4 + x^3 + 10x - 4
To write in standard form means to order the terms in order of highest to lowest degree.
"Degree" means exponent. So in simpler words, you order the terms in order of descending exponent value. Ex: x^4 - x^3 + x^2...
Also, you write the terms with variables before the terms that are only a constant, which is why 10x comes before -4.
I do not know that ansewer
Answer:
13.5
Step-by-step explanation:
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