Q1) \(x^2 - 11= -2\) [ \(x =3\) or \( -3\) ]

Q1) \(x^2 + 2x -3\)=0 [
\(x = -3\) or \( 1\)]

Q1) \(x^2 = -9x -20 \) [
\(x = -5\) or \(-4\)]

Q2) \(x^2 - 100=0\) [ \(x =10\) or \( -10 \) ]

Q2) \(x^2 + 11x + 24\)=0 [
\(x = -8\) or \( -3\)]

Q2) \(x^2 = -5x -4 \) [
\(x = -1\) or \(-4\)]

Q3) \(x^2 - 91= 9\) [ \(x =10\) or \( -10\) ]

Q3) \(x^2 + 13x + 30\)=0 [
\(x = -3\) or \( -10\)]

Q3) \(x^2 = -7x -12 \) [
\(x = -4\) or \(-3\)]

Q4) \(x^2 - 25=0\) [ \(x =5\) or \( -5 \) ]

Q4) \(x^2 + 18x + 81\)=0 [
\(x = -9\) or \( -9\)]

Q4) \(x^2 = +3x -2 \) [
\(x = 1\) or \(2\)]

Q5) \(x^2 - 56= 8\) [ \(x =8\) or \( -8\) ]

Q5) \(x^2 + 9x + 20\)=0 [
\(x = -4\) or \( -5\)]

Q5) \(x^2 = +x +2 \) [
\(x = -1\) or \(2\)]

Q6) \(x^2 - 9= -8\) [ \(x =1\) or \( -1\) ]

Q6) \(x^2 + 4x + 3\)=0 [
\(x = -1\) or \( -3\)]

Q6) \(x^2 = -x +20 \) [
\(x = -5\) or \(4\)]

Q7) \(x^2 - 4=0\) [ \(x =2\) or \( -2 \) ]

Q7) \(x^2 + 12x + 35\)=0 [
\(x = -5\) or \( -7\)]

Q7) \(x^2 = +5x -4 \) [
\(x = 4\) or \(1\)]

Q8) \(x^2 - 49=0\) [ \(x =7\) or \( -7 \) ]

Q8) \(x^2 + x -6\)=0 [
\(x = -3\) or \( 2\)]

Q8) \(x^2 = -5x -6 \) [
\(x = -2\) or \(-3\)]

Q9) \(x^2 - 21= 4\) [ \(x =5\) or \( -5\) ]

Q9) \(x^2 + 17x + 72\)=0 [
\(x = -9\) or \( -8\)]

Q9) \(x^2 = -3x +10 \) [
\(x = 2\) or \(-5\)]

Q10) \(x^2 - 12= -8\) [ \(x =2\) or \( -2\) ]

Q10) \(x^2 + 7x + 12\)=0 [
\(x = -4\) or \( -3\)]

Q10) \(x^2 = -6x -8 \) [
\(x = -4\) or \(-2\)]