Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos 2? = - 
, 
< 2? < ?Find sin ?.
A. - 
B. 
C. - 
D. 
Answer: B
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Find the absolute maxima and minima of the function on the given domain.
on the closed triangular region bounded by the lines 
and 
A. Absolute maximum: 184 at 
absolute minimum: 144 at 
B. Absolute maximum: 144 at 
absolute minimum: 64 at 
C. Absolute maximum: 144 at 
absolute minimum: 0 at 
D. Absolute maximum: 184 at 
absolute minimum: 0 at 
Use the table of values of f to estimate the limit.Let f(x) = 
, find 
f(x).
A. 
; limit = 0.0429
B. 
; limit = -1
C. 
; limit = 0.2429
D. 
; limit = 0.1429
Identify the type of surface represented by the given equation.
+ 
- 
= 1
A. Hyperboloid of two sheets B. Elliptical cone C. Ellipsoid D. Hyperboloid of one sheet
Evaluate the polynomial for the given value.-6x + 9; x = 2
A. -21 B. -3 C. 3 D. -24