kameronkeith527 kameronkeith527

15-05-2017
Mathematics

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The point ( x, the square root of 7/3) in the second quadrant corresponds to angle θ on the unit circle.

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emojiqueen1010 emojiqueen1010

15-05-2017

If (x, 7√3) is a point on the unit circle, then x2 + (7√3)2 = 1 and -1 ≤ x ≤ 1. So, x2 = 1- (7√3)2 = 1- 147 = -146 Since there is no value of x where -1 ≤ x ≤ 1 and x2 = -146, the given point is NOT on the unit circle.

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