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Solve the Equation by Completing the Square 4x2+1=3x4 \mathrm { x } ^ { 2 } + 1 = 3 \mathrm { x }

Question 68

Multiple Choice

Solve the equation by completing the square.
- 4x2+1=3x4 \mathrm { x } ^ { 2 } + 1 = 3 \mathrm { x }


A) {3i78,3+i78}\left\{ \frac { 3 - i \sqrt { 7 } } { 8 } , \frac { - 3 + i \sqrt { 7 } } { 8 } \right\}
B) {3i78,3+i78}\left\{ \frac { 3 - i \sqrt { 7 } } { 8 } , \frac { 3 + i \sqrt { 7 } } { 8 } \right\}
C) {3i78,3+i78}\left\{ \frac { - 3 - \mathrm { i } \sqrt { 7 } } { 8 } , \frac { - 3 + \mathrm { i } \sqrt { 7 } } { 8 } \right\}
D) {3i78,3+i78}\left\{ \frac { - 3 - \mathrm { i } \sqrt { 7 } } { 8 } , \frac { 3 + \mathrm { i } \sqrt { 7 } } { 8 } \right\}

Correct Answer:

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