Answer:
Focus of a Parabola. A parabola is set of all points in a plane which are an equal distance away from a given point and given line. The point is called the focus of the parabola and the line is called the directrix. The focus lies on the axis of symmetry of the parabola.
Step-by-step explanation:
Answer:
The rock will be be 5 meters from ground level at time = 3.713 seconds
Step-by-step explanation:
As we know-
V0 = velocity
S0 = height above ground when thrown
Substituting the given values, we get -
As per the formula
The rock will be be 5 meters from ground level at time = 3.713 seconds
The answer is 4 because the point x is equal to 4 on the graph
Step-by-step explanation:
I can't see the choices but it would be something like
y= -1/5x + ...
explanation: a perpendicular line would have a negative reciprocol slope.