Question: [ begin{array}{l} (x+3)^{2}-3=49 x=-3 pm 2 sqrt{13} x= pm 7 x=3 pm 2 sqrt{13} x=-3+sqrt{52} end{array} ] Don't know
\\[ \\begin{array}{l} (x+3)^{2}-3=49 \\\\ x=-3 \\pm 2 \\sqrt{13} \\\\ x= \\pm 7 \\\\ x=3 \\pm 2 \\sqrt{13} \\\\ x=-3+\\sqrt{52} \\end{array} \\] Don't know
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