Which of the following equations represents a quadratic function?​

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

Marking brainliest for original answer.. are these two triangles similar? how can you tell?

Write the equation for the graph with the vertex (-6,2) and focus (-7.25,2) a. (y-2)^2 = -5(x+6) b. (y+6)^2 = -5(x-2) c. (x+6)^2 = -5(y+2) d. (y-6)^2 = 5(x+6)