Answer:
c is the correct anser your welcome.
Rewrite equation so that it is homogeneous .

Solve characteristic equation:
The solutions to the homogeneous equation are:

Finally you need the constant term in "cy" to equal 'd' to satisfy the particular solution.
Answer:
T depends on what y equals. -1/4y, i guess
Step-by-step explanation:
Point slope form:
y+9=6(x-5)