Solve Each Quadratic Equation Using the Method That Seems Most $x = 1 + \sqrt { 7 } , x = 1 - \sqrt { 7 }$

Multiple Choice

Solve each quadratic equation using the method that seems most appropriate. 2( x + 1 ) ² + 1 = 15

A) $x = 1 + \sqrt { 7 } , x = 1 - \sqrt { 7 }$
B) $x = - 1 + \sqrt { 7 } , x = - 1 - \sqrt { 7 }$
C) $x = 1 + \sqrt { 7 } , x = - 1 + \sqrt { 7 }$