Respuesta :
Any equation that has a term with exponent greater than 1 is a quadratic equation.
Therefore the 1st, 2nd, 4th and 6th equations are quadratic equations
Therefore the 1st, 2nd, 4th and 6th equations are quadratic equations
Answer:
all of the answers with an exponent of 2, so it would be 1, 4, and 6