Simplify the expression.

A. sin y
B. -sin y
C. csc y
D. cos y


Answer: A

Mathematics

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The problem tells by what factor and direction the graph of the given function is to be stretched or compressed. Give an equation for the stretched or compressed graph.y = compressed vertically by a factor of 7

A. y = 7
B. y = 
C. y = 
D. y = 

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Write the words for the dollar amount as you would on a check.$3525.72

A. Three thousand and five hundred twenty-five dollars   cents
B. Three thousand five hundred twenty-five and  dollars
C. Three thousand and five hundred twenty-five dollars and 
D. Three thousand five hundred twenty-five  dollars

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Solve the inequality. < 

A. x < -3 or x > -2 B. 2 < x < 3 C. x < 2 or x > 3 D. -3 < x < -2

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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 2, cos ? < 0Find cos .

A. - 
B. -
C.  
D.

Mathematics