Unit Circle (version A)

Unit Circle (version A) - اختبار

A) π
B) r
C) √3/2
D) 1
E) √2/2

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

A) 1
B) 180
C) 2π
D) 360
E) π

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

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) Neither
C) true
D) false

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

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

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

A) √2/2
B) -√2/2
C) 1
D) 1/2
E) 0

A) 45
B) 1/2
C) √2/2
D) √3/2
E) -√2/2

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

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

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

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

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

A) 3π/2
B) π
C) π/2
D) 3π
E) 2π

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

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

A) 2π radians
B) π/2 radians
C) 360 degrees
D) π radians

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

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

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