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6. Which of the following values for x are possible integral zeros of A(x)=x'- 3x'+ 6.x2 -4x + 16? +1, +3 A. B. +1, + 2, +4 C . +1, + 2, + 3, +6 D. + 1, + 2, + 4, +8, + 16 Hint: Recall what the term zero means. Integral means whole numbers and their negatives. On a circle, a 210 angle forms an arc with a lenth of 150 cm. To the nearest tenth of a centimetre, the radius of the circle is Inso vacionmost mil A. 0.7 cm B. 3.9 cm 40.9 cm D 121.5 cm Hint: Convert to radians. B. Convert - 300 to radians, and state the quadrant in which the terminal arm of the angle lies. A. 3 B. STL IV 3 C. 3 ' D. 3 ' Hint: A negative rotation is down, or clockwise, from the positive x-axis. 9. The point P(6, - 1) lies on the terminal arm of an angle, 0, in standard position. The value of sin 0, to the nearest hundredth, is