Unit Circle (version B)

أسهم بواسطة: Staublin

A) √2/2
B) π
C) r
D) 1
E) √3/2

A) 1
B) theta
C) r
D) x
E) y

A) 1
B) 180
C) 360
D) π
E) 2π

A) theta
B) x
C) 1
D) r
E) y

5. The magnitudes of the maxima and minima of the unit circle's sine and cosine are the same.

A) Can't be determined
B) true
C) Neither
D) false

A) -1 to 1
B) -infinity to +infinity
C) 0 to 2π
D) 0 to 360

A) neither 90 nor 270 degrees
B) both 0 and 180 degrees
C) 270 degrees
D) 90 degrees
E) both 90 and 270 degrees

A) 90 degrees
B) 270 degrees
C) 180 degrees
D) 0 degrees

9. For the unit circle, if I translate the sine curve XXX radians, it will be in the same position as the cosine curve.

A) 2π
B) π/2
C) π
D) -π
E) -π/2

A) 0
B) -√2/2
C) √2/2
D) 1
E) 1/2

A) -√2/2
B) 1/2
C) 45
D) √2/2
E) √3/2

A) -330 degrees
B) -390 degrees
C) 330 degrees
D) -30 degrees

A) 1
B) -1
C) √3/2
D) 0
E) 1/2

A) 3π radians
B) 1/2 radians
C) -π radians
D) 2π radians
E) 3π/2 radians

A) 45 degrees
B) 315 degrees
C) 3π/2 radians
D) 225 degrees
E) 135 degrees

A) never
B) II
C) III
D) IV
E) I

A) 3π/2
B) π
C) 2π
D) π/2
E) 3π

18. One cycle of the sine and cosine curve from the unit circle have the same period.

A) Neither
B) False
C) True
D) Can't be determined

A) 3π/2 radians
B) π/2 radians
C) 2π radians
D) 90 degrees

20. The cosine function is positive and the sine function is negative in quadrant

A) IV
B) III
C) I
D) III

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