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1.
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Use the given values to evaluate (if possible)
three trigonometric functions sinx, cosx, cotx.
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2.
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Use the trigonometric substitution to select the
algebraic expression as a trigonometric function of  , where  .
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3.
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If  , use trigonometric
substitution to write  as a trigonometric function of q, where  .
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4.
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Which of the following expression is equivalent
to
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5.
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Evaluate the following 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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Evaluate the following expression.
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9.
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Evaluate the following expression.
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10.
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Solve the following equation.
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11.
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Use a graphing utility to graph the
function.
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12.
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Solve the following equation.
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13.
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Find the expression as the sine of an
angle.
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14.
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Find the expression as the sine of an
angle.
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15.
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Simplify the expression algebraically.
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16.
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Use the formula  , where  to find the trigonometric expression in the following forms.
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17.
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Use the figure to find the exact value of the
trigonometric function.
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18.
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Use a double-angle formula to rewrite the
expression.
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19.
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Use the figure below to determine the exact value
of the given function.
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20.
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Use the product-to-sum formula to write the given
product as a sum or difference.
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