Find an equation of the tangent line to the graph of f at the given point.
?
, at 
? ?
A. 
B. 
C. 
D. 
E. 
Answer: C
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Use your grapher to determine which of the graphs matches the given polar equation.r = 4 sin ?
A. 
B. 
C. 
D. 
Use the fundamental identities and appropriate algebraic operations to simplify the expression.
- tan x
A. tan x B. tan2 x C. csc x D. cot x
Solve the problem.List all the ordered arrangements of 4 objects 1, 2, 3, and 4 choosing 3 at a time without repetition. What is P(4, 3)?
A. 111, 112, 113, 114, 121, 122, 123, 124, 131, 132, 133, 134, 141, 142, 143, 144, 211, 212, 213, 214, 221, 222, 223, 224, 231, 232, 233, 234, 241, 242, 243, 244, 311, 312, 313, 314, 321, 322, 323, 324, 331, 332, 333, 334, 341, 342, 343, 344, 411, 412, 413, 414, 421, 422, 423, 424, 431, 432, 433, 434, 441, 442, 443, 444 P(4, 3) = 64 B. 123, 124, 132, 142, 143, 213, 214, 231, 241, 243, 312, 314, 321, 341, 342, 412, 413, 421, 423, 431 P(4, 3) = 20 C. 123, 124, 132, 134, 142, 143, 213, 214, 231, 234, 241, 243, 312, 314, 321, 324, 341, 342, 412, 413, 421, 423, 431, 432 P(4, 3) = 24 D. 123, 124, 134, 234 P(4, 3) = 4
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. 3x4y2
B. 3x2y
C. 9x2y
D. 63xy