Use a Method of Your Choice to Solve the Equation $$x + 1 - 2 \sqrt { x + 7 } = 0$$

question 72

Multiple Choice

Use a method of your choice to solve the equation.
- $$x + 1 - 2 \sqrt { x + 7 } = 0$$

• A) \(x = - 1 + 2 \sqrt { 7 }\)
• B) \(x = - 2 \sqrt { 7 }\) or \(x = 2 \sqrt { 7 }\)
• C) \(x = 1 + 2 \sqrt { 7 }\)
• D) \(x = - 13\) or \(x = 15\)

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