Question

which one of the following is a quadratic polynomial in one variable?
a) x^2-3x^-2
b)x^2-1
c) √4x^4-7
d) x^2 +y^2​

Answer 1

Answer:

I 5hinl ans is c

Step-by-step explanation:

!!!!!!!!!!!!!!!!!!!!!!

Answer 2

Step-by-step explanation:

option b will be the correct one