Find an equivalent equation in rectangular coordinates.r - 3 sin ? = 3 cos ?
A. - 3y = 3x
B. x2 + y2 - 3y = 3x
C. x2 + y2 + 3y = 3x
D. x2 + y2 = 0
Answer: B
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Does the system have one solution, no solution, or an infinite number of solutions?x + 2y = 0y = - 
x
A. One B. No Solution C. Infinite number
Solve the problem. Round to the nearest tenth, if necessary.A long-distance runner runs 3 miles directly south and then faces due east and runs another 6 miles. How far is the runner, in a straight line, from his starting point? 
A. 4.5 mi B. 3.35 mi C. 6.7 mi D. 22.5 mi
Provide an appropriate response.Find y' if y = 
.
What will be an ideal response?
Let the function 
be defined by the equation 
, where x and 
are real
numbers. Find the domain of the function 
.
?
Please enter your answer in interval notation.
What will be an ideal response?