Can I get help with some algebra polynomial in standard form

Step-by-step explanation:

Standard form :

1. =x⁴ - 2x² + 3

2. = 5m³ - 3m² + 9m - 7

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none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square