Answer:
It is B. hyperbola, 45 degrees.
SteIt is p-by-step explanation:
If we rotate the standard form x^2 - y^2 = 1 through 45 degrees we get xy = 1/2.
xy = -2.5 comes from x^2 - y^2 = -5 being rotated 45 degrees.
Answer:
f(9)=54
Step-by-step explanation:
Subsitute 9 for x in f(x)=6x

The vertex form:

(h,k) - the coordinates of the vertex

The coordinates of the vertex are
(-4,13).
Answer:
42
Step-by-step explanation:
33+9=42
42-9=33
I think d but i might be wrong :( sorry