Answer:
Step-by-step explanation:
2.3+3.7-2/27.5-4*5.625. use pedmas.
=appromaxietly -16.57
To write the polynomial in descending order, arrange the terms from the highest to the lowest degree. Simply base on the exponents of the variable x. You have 3, 12, 1 and 7. In descending order, that would be: 12, 7, 3 and then 1. The answer is D.