Question 1

Convert the radian measure to degrees. Round to the nearest hundredth if necessary.
- −6π- 6 \pi−6π

Accepted Answer

A)    −1080∘- 1080 ^ { \circ }−1080∘ 
B)    −540∘- 540 ^ { \circ }−540∘ 
C)    −1260∘- 1260 ^ { \circ }−1260∘ 
D)    −2160∘- 2160 ^ { \circ }−2160∘

Question 2

Find the exact circular function value.
- tan⁡5π4	an \frac { 5 \pi } { 4 }tan45π​

Accepted Answer

A)    33\frac { \sqrt { 3 } } { 3 }33c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​​ 
B)    3\sqrt { 3 }3c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5,-221l0 -0c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47zM834 80h400000v40h-400000z'/>​ 
C)    −1- 1−1 
D)   1

Question 3

Find the specified quantity.
-Find the amplitude of  y=−2sin⁡(3x+π) y = - 2 \sin ( 3 x + \pi ) y=−2sin(3x+π)

Accepted Answer

A)   3
B)    −6- 6−6 
C)   2
D)    π\piπ

Question 4

Solve the problem
-A wheel with a 19 -inch diameter is turning at the rate of 54 revolutions per minute. To the nearest inch, what is the speed of a point on the rim in in./min?

Accepted Answer

A)   3276 in.  /min/ \mathrm { min }/min 
B)    3230in./min3230 \mathrm { in } . / \mathrm { min }3230in./min 
C)    3269in./min3269 \mathrm { in } . / \mathrm { min }3269in./min 
D)    3223in./min3223 \mathrm { in } . / \mathrm { min }3223in./min

Question 5

Graph the function.
- y=sin⁡(x−π2) y = \sin \left( x - \frac { \pi } { 2 } \right) y=sin(x−2π​)

Accepted Answer

A)  
B)  
C)  
D)

Question 6

Determine the equation of the graph.
-

Accepted Answer

A)    y=2+csc⁡xy = 2 + \csc xy=2+cscx 
B)    y=2−csc⁡xy = 2 - \csc xy=2−cscx 
C)    y=2+sec⁡xy = 2 + \sec xy=2+secx 
D)    y=2+sec⁡2xy = 2 + \sec 2 xy=2+sec2x

Exam 7: The Circular Functions and Their Graphs

Find the exact circular function value. - $\tan \frac { 5 \pi } { 4 }$

Correct Answer
verified

Find the specified quantity. -Find the amplitude of $y = - 2 \sin ( 3 x + \pi )$

Correct Answer
verified

Determine the equation of the graph. - $Determine the equation of the graph. - A) y = 2 + \csc x B) y = 2 - \csc x C) y = 2 + \sec x D) y = 2 + \sec 2 x$

Correct Answer
verified

Graph the function. - $y = \sin \left( x - \frac { \pi } { 2 } \right)$ $Graph the function. - y = \sin \left( x - \frac { \pi } { 2 } \right) A) B) C) D)$

Correct Answer
verified

Solve the problem -A wheel with a 19 -inch diameter is turning at the rate of 54 revolutions per minute. To the nearest inch, what is the speed of a point on the rim in in./min?

Correct Answer
verified

Convert the radian measure to degrees. Round to the nearest hundredth if necessary. - $- 6 \pi$

Correct Answer
verified

Exam 7: The Circular Functions and Their Graphs

Find the exact circular function value. - tan⁡5π4\tan \frac { 5 \pi } { 4 }tan45π​

Correct AnswerverifiedShow Answer

Find the specified quantity. -Find the amplitude of y=−2sin⁡(3x+π) y = - 2 \sin ( 3 x + \pi ) y=−2sin(3x+π)

Correct AnswerverifiedShow Answer

Determine the equation of the graph. -

Correct AnswerverifiedShow Answer

Graph the function. - y=sin⁡(x−π2) y = \sin \left( x - \frac { \pi } { 2 } \right) y=sin(x−2π​)

Correct AnswerverifiedShow Answer

Solve the problem -A wheel with a 19 -inch diameter is turning at the rate of 54 revolutions per minute. To the nearest inch, what is the speed of a point on the rim in in./min?

Correct AnswerverifiedShow Answer

Convert the radian measure to degrees. Round to the nearest hundredth if necessary. - −6π- 6 \pi−6π

Correct AnswerverifiedShow Answer

Find the exact circular function value. - $\tan \frac { 5 \pi } { 4 }$

Correct Answer
verified

Find the specified quantity. -Find the amplitude of $y = - 2 \sin ( 3 x + \pi )$

Correct Answer
verified

Determine the equation of the graph. - $Determine the equation of the graph. - A) y = 2 + \csc x B) y = 2 - \csc x C) y = 2 + \sec x D) y = 2 + \sec 2 x$

Correct Answer
verified

Graph the function. - $y = \sin \left( x - \frac { \pi } { 2 } \right)$ $Graph the function. - y = \sin \left( x - \frac { \pi } { 2 } \right) A) B) C) D)$

Correct Answer
verified

Correct Answer
verified

Convert the radian measure to degrees. Round to the nearest hundredth if necessary. - $- 6 \pi$

Correct Answer
verified