Four years ago, you started a job with an annual salary of $40,000. At the end of each year on the job, you received a raise of
1 answer:
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A) Circle
Correct on Edge 2021
Answer:
Step-by-step explanation:
The given cylindrical equation is
Multiply both sides by r.
.... (1)
The required formulas are
Substitute in equation (1).
Add 1 on both sides.
It is the equation of a circle centered at (0,1) with radius 1.
Therefore, the equation in rectangular coordinates is .