Answer:
5x -11
Step-by-step explanation:
it says it there
The answer should be the directrix because k represents the y-value of the vertex, and for this questions the parabola is probably facing upward, so the directrix is under the vertex.
The correct answer is C: -3b and 4b.
Answer:
0, 4, 7, 9, 11 those r the answers in order