Using graphing technology, create your own quadratic equation whose graph opens down and crosses the x-axis at two points. Use complete sentences to explain what piece of the quadratic equation causes its graph to open up or down. Approximate the coordinates of the vertex and x-intercepts of the parabola.

Question

anonymous · Answer

help please? :(

anonymous · Answer

on your graphing calculator, check to see what the x^2 coefficient does by changing the values.

anonymous · Answer

..i don't have a graphing calculator..

anonymous · Answer

you have a computer... use this: https://www.desmos.com/calculator