Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Use the given values to evaluate (if possible)
three trigonometric functions cosx, cscx, tanx.
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2.
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Use the given values to evaluate (if possible)
three trigonometric functions sinx, cosx, cotx.
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3.
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Use the given values to evaluate (if possible)
three trigonometric functions cosx, sinx, cotx.
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4.
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Use the given values to evaluate (if possible)
three trigonometric functions cscx, tanx, cotx.
 , 
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5.
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Use the trigonometric substitution  ,
where  and  to simplify
the expression  .
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6.
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Evaluate the following expression.
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7.
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Evaluate the following expression.
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8.
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Solve the following equation.
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9.
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Find all solutions of the following equation in the
interval  .
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10.
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Find all solutions of the following equation in the
interval  .
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11.
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Solve the following equation.
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12.
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Find the expression as the tangent of an
angle.
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13.
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Simplify the expression algebraically.
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14.
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Find the exact value of the given expression using
a sum or difference formula.
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15.
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Simplify the given expression
algebraically.
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16.
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Use the figure to find the exact value of the
trigonometric function.
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17.
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Use the half-angle formulas to simplify the
expression.
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18.
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Evaluate the expression.
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19.
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Use a double angle formula to rewrite the given
expression.
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20.
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Use the half-angle formula to simplify the given
expression.
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