This polynomial is represented in descending powers.

He was demoted.

He was demoted because of his poor performance.

Due to the economic crisis, the company decided to reduce everyone's salary.

His salary was reduced because the company's financial situation worsened.

He is thinking of a new plan.

He answered in a disconcerted manner to the sudden question.

Various types of plants are planted in my garden.

Do you know at what temperature water boils?

The tachometer of my car has broken.