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It is like the letter U.
right
In that case it opens upwards.
Opens downward.
Open to the right. Like the sign for a proper subset, or a rounded version of the less than symbol, <.
LEFT
It is like the letter U.
right
left
In that case it opens upwards.
No, a parabola is the whole curve, not just a part of it.
Opens downward.
Open to the right. Like the sign for a subset, or a rounded version of the less than symbol, <.
The vertex of this parabola is at -2 -3 When the y-value is -2 the x-value is -5. The coefficient of the squared term in the parabola's equation is -3.
Open to the right. Like the sign for a proper subset, or a rounded version of the less than symbol, <.
-5
The vertex of this parabola is at -3 -1 When the y-value is 0 the x-value is 4. The coefficient of the squared term in the parabolas equation is 7