Answer:
2.69 maybe not so sure ..
Answer:
Step-by-step explanation:
The vertex and focus are horizon aligned, so the parabola is horizontal and the directrix is a vertical line.
The vertex is halfway between focus and directrix. Directrix: x = -4
Answer:
the mean of the study times is greater than the median
Step-by-step explanation:
Answer:
-70
Step-by-step explanation: