Find the exact function value.cos 30°
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Mentally determine if the number can be written as a terminating decimal
A. Yes B. No
Mathematics
Solve the problem.A size 6 dress in Country C is size 28 in Country D. A function that converts dress sizes in Country C to those in Country D is 
Find the inverse of the function.
A. f-1(x) = 
B. f-1(x) = x - 8
C. f-1(x) = 
+ 8
D. f-1(x) = 
- 8
Mathematics
Use a double-angle formula or a half-angle formula to simplify 2sin12cos12.
(a) sin 24 (b) cos 24 (c) sin12 (d) cos12 (e) none of these
Mathematics
Use the properties of exponents to determine the value for x that makes the equation true.
?
?
A. 
B. -21
C. 
D. 21
E. 
Mathematics