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Solve the Equation Using the Quadratic Formula x23=7xx ^ { 2 } - 3 = \sqrt { 7 } x

Question 243

Multiple Choice

Solve the equation using the quadratic formula.
- x23=7xx ^ { 2 } - 3 = \sqrt { 7 } x


A) x=7192x = \frac { \sqrt { 7 } - \sqrt { 19 } } { 2 } or x=7+192x = \frac { \sqrt { 7 } + \sqrt { 19 } } { 2 }
B) x=17x = - \frac { 1 } { \sqrt { 7 } } or x=17x = \frac { 1 } { \sqrt { 7 } }
C) x=7x = - \sqrt { 7 } or x=7x = \sqrt { 7 }
D) x=1x = 1 or x=1x = - 1

Correct Answer:

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