Question

Which polynomial is in standard form?

2x² + 6 + 24x5
6x2-9x2 + 12x4
19x+6x2+2
23x9 – 12x4+19

Answer 1

23x9 – 12x4+19.

Explanation:

23x9 – 12x4+19

- because its the only one in descending order of degree.