Find dy/dx without eliminating the parameter.x = 
, y = 
; t ? 0
A. 
B. 
C. 
D. 
Answer: C
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Find the center, foci, and vertices of the ellipse.36(x + 3)2 + 16(y - 1)2 = 576
A. center at (1, -3)
foci at (1, -3 - 2
), (1, -3 + 2
)
vertices at (1, 7), (1, -5)
B. center at (3, 1)
foci at (3, 1 - 2
), (3, 1 + 2
)
vertices at (3, 7), (3, -5)
C. center at (-2, 1)
foci at (-2, 1 - 2
), (-2, 1 + 2
)
vertices at (-2, 7), (-2, -5)
D. center at (-3, 1)
foci at (-3, 1 - 2
), (-3, 1 + 2
)
vertices at (-3, 7), (-3, -5)
Convert to decimal notation.8.39 × 10-4
A. 0.00839 B. -839,000 C. 0.000839 D. 0.0000839
Express as a power of 10.10,000,000,000
A. 109 B. 1010 C. 1011 D. 1012
Solve the problem.Use the formula A = P(1 + r)2 to find what the rate of interest is if a principal amount of $5000 grows to $6160.50 in 2 years, if interest is compounded annually.
A. 9% B. 12% C. 11% D. 13%