Use the Figure to Approximate the Trigonometric Values to Within $\cos 3$

question 2

Multiple Choice

Use the figure to approximate the trigonometric values to within successive tenths. Then use a calculator to compute the values to the nearest hundredth. $\cos 3$ and $\sin 3$

• A) \[\begin{array} { | c | c | c | } \hline & \text { Approximate } & \text { Calculator } \\ \hline \cos 3 & 0.9 < \cos 3 < 1 & 0.99 \\ \hline \sin 3 & - 0.2 < \sin 3 < - 0.1 & - 0.14 \\ \hline \end{array}\]
• B) \[\begin{array} { | c | c | c | } \hline & \text { Approximate } & \text { Calculator } \\ \hline \cos 3 & 0.1 < \cos 3 < 0.2 & 0.14 \\ \hline \sin 3 & - 1 < \sin 3 < - 0.9 & - 0.99 \\ \hline \end{array}\]
• C) \[\begin{array} { | c | c | c | } \hline & \text { Approximate } & \text { Calculator } \\ \hline \cos 3 & 0.9 < \cos 3 < 1 & 0.99 \\ \hline \sin 3 & 0.1 < \sin 3 < 0.2 & 0.14 \\ \hline \end{array}\]
• D) \[\begin{array} { | c | c | c | } \hline & \text { Approximate } & \text { Calculator } \\ \hline \cos 3 & - 0.2 < \cos 3 < - 0.1 & - 0.14 \\ \hline \sin 3 & 0.9 < \sin 3 < 1 & 0.99 \\ \hline \end{array}\]
• E) \[\begin{array} { | c | c | c | } \hline & \text { Approximate } & \text { Calculator } \\ \hline \cos 3 & - 1 < \cos 3 < - 0.9 & - 0.99 \\ \hline \sin 3 & 0.1 < \sin 3 < 0.2 & 0.14 \\ \hline \end{array}\]

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