Question

solve graphically,giving real roots to the nearest tenth.
x2-4x+3=0

Answer 1

In google type:

function graphs online

When you see list of results click on:

rechneronline.de/function-graphs

When page be open in blue rectacangle type:

x^2-4x+3

Then click option Draw


Solutions :

x = 1

and

x = 3