Answer:

Step-by-step explanation:
The general vertex form of parabola is,

where,
(h, k) is the vertex of the parabola.
The given function is,








This is vertex form the given function.
Answer:
Last option (bottom right)
Step-by-step explanation:
The scientific notation for 0.002 is
(you move the decimal 3 to the right to get 2)
multiply the number of mustard seeds with this and you get 80. In scientific notation it is
(move the decimal 1 to the left to get 8.0)