Question

Check whether the following equations are quadratic equations:-
i) x + 1/x = x^2
ii) 16x^2 - 3 = (2x + 5)(5x - 3)
iii) x^2 + 1/x^2 = 2

PLS ANS CORRECTLY... I'LL MARK BRAINLIEST!!
OTHERWISE, I WILL REPORT

Answer 1

Answer:

option 3

Step-by-step explanation:

option 1:- the equation is cubic

             -x3+x2+1

option 2:- the equation is quadratic

              6x2-19x+12

option 3:- the equation is byquadratic

              x4-2x2+1