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Solve the Equation for the Indicated Variable 2x2−4xy+3y2=12 x ^ { 2 } - 4 x y + 3 y ^ { 2 } = 1

Question 458

Multiple Choice

Solve the equation for the indicated variable. Assume no denominator is 0.
- 2x2−4xy+3y2=12 x ^ { 2 } - 4 x y + 3 y ^ { 2 } = 1 , for xx


A) x=−y±21−y2x = - y \pm 2 \sqrt { 1 - y ^ { 2 } }
B) x=2y±2−2y22x = \frac { 2 y \pm \sqrt { 2 - 2 y ^ { 2 } } } { 2 }
C) x=y±(1−y) x = y \pm ( 1 - y )
D) x=−y±1−y2x = - y \pm \sqrt { 1 - y ^ { 2 } }

Correct Answer:

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