What is the sign of a in the quadratic function y(x)=ax2+bx+c corresponding to the graph below?
Antwoord 1 correct
Correct
Antwoord 2 optie
a<0
Antwoord 2 correct
Fout
Antwoord 3 optie
This graph does not belong to a quadratic function.
Antwoord 3 correct
Fout
Antwoord 1 optie
a>0
Antwoord 1 feedback
Correct: This is an upward openend parabola and hence, a>0.
Go on.
Go on.
Antwoord 2 feedback
Antwoord 3 feedback