Unit Circle (version B)

נתרם על ידי: Staublin

A) 1
B) √2/2
C) r
D) π
E) √3/2

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

A) 2π
B) 180
C) 360
D) 1
E) π

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

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

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

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

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

A) 0 degrees
B) 180 degrees
C) 90 degrees
D) 270 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) √3/2
C) √2/2
D) 1/2
E) 45

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

A) -1
B) 1
C) 1/2
D) √3/2
E) 0

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

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

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

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

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

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

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