Solve the problem.Find the centroid of the region cut from the fourth quadrant by the circle x2 + y2 = 16.
A. 
= - 
, 
= 
B. 
= 
, 
= - 
C. 
= 
, 
= - 
D. 
= 
, 
= - 
Answer: D
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Solve the problem.The radius of a ball is claimed to be 4.5 inches, with a possible error of 0.05 inch. Use differentials to approximate the maximum possible error in calculating the volume of the sphere and the surface area of the sphere.
A. 4.05? in.3; 1.8? in.2 B. 1.8? in.3; 4.05? in.2 C. 0.9? in.3; 18? in.2 D. 8.1? in.3; 3.6? in.2
Find the intercepts for the equation.-2x - 3y = 6
A. (-2, 0) (2, 0) B. (0, -2) (0, 2) C. (-3, 0) (0, -2) D. (-3, 2) (-2, 6)
Find the probability of the compound event.A game spinner has regions that are numbered 1 through 8. If the spinner is used twice, what is the probability that the first number is a 3 and the second is a 7?
A. 
B. 
C. 
D. 
Find the quotient rounded to the nearest hundredth.(-6.177) ÷ (-9.1)
A. 1.18 B. 0.12 C. 0.07 D. 0.68