Find the amplitude or vertical shift as requested.Find the amplitude of f(x) =  cos x - 

A. - 
B.
C. - 
D. 5


Answer: B

Mathematics

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Find the number of terms in the sequence or the sum of the sequence as requested.Find the sum of the following arithmetic sequence.10 + 11 + 12 + . . . + 500

A. 125,205 B. 124,714 C. 125,214 D. 125,250

Mathematics

Provide an appropriate response. List the domain and range for the equation y = 2x2+2.

A. domain = [2, + ?), range = [2 + ?) B. domain = [2 + ?), range = (-?, + ?) C. domain = (-?, + ?), range = [2 + ?) D. domain = (-?, + ?), range = (-?, + ?)

Mathematics

Solve the equation.24n2 + 9n = 0

A. 0
B. - , 0
C. - , 9
D. -  

Mathematics

Solve the problem.The graph depicts a relationship between scores achieved on an unspecified standardized test and family income. Find the slope of the line.

A. 5 points per thousand dollars
B.  points per thousand dollars
C.  points per thousand dollars
D. 25 points per thousand dollars

Mathematics