Mathematics for IGCSE & O level - Sketching Curves (Section 1 - No. 27)
Which of the following are characteristics of a quadratic graph? (Select all that apply)
It is symmetrical.
It can have a turning point.
It is always increasing.
It crosses the x-axis at most twice.
Vysvětlení
Quadratic graphs are symmetrical, have a turning point, and may or may not cross the x-axis. They are not always increasing.