Use the data to construct a frequency distribution.  First Class = 1-3

A.


B.


C.


D.



Answer: C

Mathematics

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Solve. Then graph the solution.x2 - 6x - 7 ? 0

A. (-?, -1]

B. [7, ?)

C. (-?, -1] ? [7, ?)

D. [-1, 7]

Mathematics

Find the exact value by using a half-angle identity.cos 165°

A. -  
B.  
C.  
D. -   

Mathematics

Simplify.

A.
B.
C.
D. None of these

Mathematics

Given the interval (a, b) on the x-axis with the point c inside, find the greatest value for ? > 0 such that for all x,  ? a < x < b. a = , b = , c = 

A. ? = 2
B. ? = 
C. ? = 
D. ? = 

Mathematics