Understanding Parabolic Functions
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Math › Understanding Parabolic Functions
Based on the figure below, which line depicts a quadratic function?
Red line
Blue line
Green line
Purple line
None of them
Explanation
A parabola is one example of a quadratic function, regardless of whether it points upwards or downwards.
The red line represents a quadratic function and will have a formula similar to 
The blue line represents a linear function and will have a formula similar to 
The green line represents an exponential function and will have a formula similar to 
The purple line represents an absolute value function and will have a formula similar to 
Which of the following functions represents a parabola?
Explanation
A parabola is a curve that can be represented by a quadratic equation. The only quadratic here is represented by the function 