Find the center and radius of the circle whose graph is shown. Write the standard form of the equation of the circle.
A. r = 2; (h, k) = (-4, -2); (x - 4)2 + (y - 2)2 = 4
B. r = 
; (h, k) = (-4, -2); (x + 4)2 + (y + 2)2 = 2
C. r = 
; (h, k) = (-4, -2); (x - 4)2 + (y - 2)2 = 2
D. r = 2; (h, k) = (-4, -2); (x + 4)2 + (y + 2)2 = 4
Answer: D
You might also like to view...
Find the smallest value of N that will make the inequality hold for all n > N.
< 10-2
A. 71 B. 73 C. 66 D. 69
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two squares of two numbers is 29, and the difference of their squares is 21. Find the numbers.
A. 5 and 2; -5 and 2; 5 and -2; -5 and -2 B. 5 and 2; -5 and -2 C. 5 and 2 D. 5 and 2; -5 and 2; 5 and -2
Find zw or 
as specified. Leave your answer in polar form.z = 5(cos 35° + i sin 35°)w = 2(cos 40° + i sin 40°)Find zw.
A. 10(cos 75° + i sin 75°) B. 10(cos 50.9° + i sin 50.9°) C. 7(cos 50.9° + i sin 50.9°) D. 7(cos 75° + i sin 75°)
Solve the problem.The cost of manufacturing a molded part is related to the quantity of parts produced during a production run. When 100 parts are produced, the cost is 
. When 400 parts are produced, the cost is $3000. What is the average cost per part?
A. $0.11 per part B. $9.00 per part C. $6.75 per part D. $10.00 per part