What will the graph look like for the equation y= 2x^2 + 3

Answer 1

In google type:
functions graphs online

When you see list of results click on:
rechneronline.de/function-graphs/

When page be open in blue rectangle type:
2x^2+3

In Range x-axis from type -2.5 to 2.5

In Range y-axis from type 2 to 12

and click option Draw

You will see graph.