Question

which of the following is quadratic polynomial

1. X² -2x +3

2. √(x⁴ -2x² +1 )

3. both a &b

4. none of these​

Answer 1

Step-by-step explanation:

1 isss thee answerrr

mark as brainlist

Answer 2

Answer:

1 is answer ok please make me brainlist