Rewrite the equation in a rotated x'y'-system without an x'y' term. Express the equation involving x' and y' in the standard form of a conic section.17x2 - 12xy + 8y2 - 68x + 24y -12 = 0
A. 
+ 
= 1
B. x'2 = -16y'
C. 
- 
= 1
D. 
+ 
= 1
Answer: D
Mathematics
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Find the slowest growing and the fastest growing functions as 
y = ln 9xy = 7 ln xy = 
y = 
A. Slowest: y = 
Fastest: y = ln 9x and y = 7 ln x grow at the same rate.
B. Slowest: y = ln 9x and y = 7 ln x grow at the same rate.
Fastest: y = 
C. Slowest: y = 
Fastest: y = 7 ln x
D. Slowest: y = 
Fastest: y = 
Mathematics
Find an equation of the tangent line to the graph of f at the given point.
?
, at 
? ?
A. 
B. 
C. 
D. 
E. 
Mathematics
If 
, 
, and 
, find x.
What will be an ideal response?
Mathematics
Verify the identity.cos 4x = 2 cos2 2x - 1
What will be an ideal response?
Mathematics