Get the information you need from a community of experts on IDNLearn.com. Ask any question and receive comprehensive, well-informed responses from our dedicated team of experts.

What is the effect on the graph of the function y=3x^2+4 when it is changed to y=-3x^2+4?

A. The graph narrows

B. The vertex moves down the y-axis

C. The graph opens down

D. The graph open up

E. The graph widens