Answer:
For the first one it is B.
Step-by-step explanation:
Answer:
64
Step-by-step explanation:
2 x 2=4
4x 2= 8
8 x 2= 16
16 x 2=32
32 x 2= 64
Answer:
a horizontal line
Step-by-step explanation:
The hyperbola opens vertically, so the directrix is a horizontal line (a different one for each branch).
Answer:
11
Step-by-step explanation: