¿A qué tipo de proporcionalidad corresponde esta tabla?

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

What is not true about kl and mn? what is mn? (show )

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0