Solve $( x + 1 ) ^ { 2 } - 7 = 0$

question 42

Multiple Choice

Solve $( x + 1 ) ^ { 2 } - 7 = 0$ by square root property.

• A) \(\{ - 1 \pm 4 \sqrt { 5 } \}\)
• B) \(\{ 1 \pm 4 \sqrt { 5 } \}\)
• C) \(\{ 1 \pm \sqrt { 7 } \}\)
• D) \(\{ - 1 \pm \sqrt { 7 } \}\)

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