Answer:
-18x square y -+36xy square + 54 xy - 1
Step-by-step explanation:
collect the terms, calculate the product, collect the terms, then distribute
Lines of symmetry in a conic section : x = 0; y =0
Answer:


Step-by-step explanation:
The given polar equation is;

We multiply both sides by r

The corresponding rectangular equation is



Let x=t,
Then;

I believe the answer is c
Answer:
:(
Step-by-step explanation: