# data[].attributes.attachment_link.description
A quadratic equation is an equation that could be written as

# data[].attributes.attachment_link.title
Worked example: quadratic formula (negative coefficients)

# data[].attributes.attachment_link.description
Sal solves -3x^2+10x-3=0 by plugging a=-3, b=10, c=-3 in the quadratic formula. Then he multiplies everything by -1 and solves again. The results are the same!