Unit Circle (version B)

أسهم بواسطة: Staublin

A) √2/2
B) r
C) √3/2
D) 1
E) π

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

A) 1
B) π
C) 360
D) 180
E) 2π

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

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

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

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

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

A) 270 degrees
B) 180 degrees
C) 0 degrees
D) 90 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) -π/2
B) π
C) π/2
D) -π
E) 2π

A) -√2/2
B) 0
C) √2/2
D) 1/2
E) 1

A) √2/2
B) 1/2
C) 45
D) √3/2
E) -√2/2

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

A) 1
B) -1
C) 1/2
D) 0
E) √3/2

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

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

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

A) 2π
B) 3π/2
C) 3π
D) π
E) π/2

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

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

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

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