Provide an appropriate response.Find the normal to the curve x2 + y2 = 2x + 2y that is parallel to the line 
A. y = x + 2
B. y = x - 2
C. y = -x - 2
D. y = -x + 2
Answer: D
You might also like to view...
Factor completely.a3b3 + 343
A. (ab + 7)(a2b2 - 49) B. (ab + 7)(a2b2 - 7ab + 49) C. (ab - 7)(a2b2 + 49) D. (ab - 7)(a2b2 + 7ab + 49)
Solve the problem.The square root expression Rf
gives the aging rate of an astronaut relative to the aging rate of a friend on Earth, Rf, where v is the astronaut's speed and c is the speed of light. An astronaut is moving at 60% of the speed of light. Substitute 0.6c in the expression above. What is his aging rate, correct to two decimal places if necessary, relative to a friend on Earth?
A. 0.63Rf B. 0.8Rf C. 0.8 D. 1.17Rf
Graph the inequality.y ? 4x
A. 
B. 
C. 
D. 
Find the center, foci, and vertices of the ellipse.16(x + 1)2 + 9(y - 3)2 = 144
A. center at (3, -1)
foci at (3, -1 - 
), (3, -1 + 
)
vertices at (3, 7), (3, -1)
B. center at (0, 3)
foci at (0, 3 - 
), (0, 3 + 
)
vertices at (0, 7), (0, -1)
C. center at (-1, 3)
foci at (-1, 3 - 
), (-1, 3 + 
)
vertices at (-1, 7), (-1, -1)
D. center at (1, 3)
foci at (1, 3 - 
), (1, 3 + 
)
vertices at (1, 7), (1, -1)