A graph of a quadratic function is shown on the grid.
1 answer:
Answer:
D) (1,-2)
Step-by-step explanation:
The vertex for a quadratic function is either the minimum point or the maximum point of the curve depending on the nature of the curve from which the curve changes direction.
In the graph shown for the quadratic function, it has minimum point as the graph opens upwards. So, the vertex is the minimum point of the curve.
The vertex of the graph is .
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Answer:
Step-by-step explanation:
Given
Train A has speed of
Train B has speed of
If Paris and Pisa is 500 miles apart
If they meet x hours after the start
The sum of the distances traveled by Train A and B is 500 miles
So, after they will pass each other.