Answer: It would take 7 hours.
Step-by-step explanation:
715/11 = 65
65 miles per hour
455/65 = 7
The effect that 'h' have on the graph of a parabola is Horizontal shift or translation .
<h3>What is
translation?</h3>
A translation is the movement of a shape up, down , this can also be movement from side to side.
Even though there is movement, its appearance remains the same in any other way, hence, h values cause left or right movement with respect to the graph.
Learn more about the Horizontal shift at
brainly.com/question/3200658
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Answer:
I need more info
Step-by-step explanation:

if you get a positive value, that means 2 real solutions
if you get 0, means 1 real solution only
if you get a negative value, is an imaginary root solution, same as saying no solution.