Change the polar coordinates (r, ?) to rectangular coordinates (x, y).(4, 225°)
A. (-2
, -2)
B. (-2, -2
)
C. (2
, 2)
D. (2, 2
)
Answer: B
You might also like to view...
Solve the problem.What is the current ratio for Brinks, Inc., which has current assets of $138,892 and current liabilities of $101,507? Round to two decimal places.
A. 0.73 to 1 B. 1.37 to 1 C. 0.27 to 1 D. 0.37 to 1
Solve the quadratic equation using the quadratic formula.2x2 + 20x + 82 = 0
A. {-5 ± 4i} B. {-9, -1} C. {-5 + 4i} D. {-5 ± 16i}
Fill in the blank with one of the words or phrases listed below. 
Replacing a variable in an expression by a number and then finding the value of the expression is called 
for the variable.
A. equation B. simplified C. solution D. evaluating the expression
Solve the problem.A company charters a boat trip that normally costs $420 per person. A group discount reduces the fare by $5 for each ticket sold; the more tickets sold, the lower the per-person price. The maximum capacity of the boat is 160 people, including a crew of 10 people. What size of group would maximize the boat company's revenue?
A. 42 B. 160 C. 150 D. 84