Q1) \(x^2 -10x =0 \) [ \( x= 10 \) or \( x= 0 \)
]
Q1) \(x^2 + 10x-7 =0\) [ \(x=-5 ± \sqrt{32}\) ]
Q1) \(x^2 + 5x-3 =0\) [ \(x= \)-2\(\frac{1}{2}\) ± \( \sqrt{{ 9\frac{1}{4} }}\)]
Q2) \(x^2 -8x =0 \) [ \( x= 8 \) or \( x= 0 \)
]
Q2) \(x^2 + 12x-3 =0\) [ \(x=-6 ± \sqrt{39}\) ]
Q2) \(x^2 + 11x-9 =0\) [ \(x= \)-5\(\frac{1}{2}\) ± \( \sqrt{{ 39\frac{1}{4} }}\)]
Q3) \(x^2 + 6x =0 \) [ \( x= 0 \) or \( x= -6 \)
]
Q3) \(x^2 + 14x+9 =0\) [ \(x=-7 ± \sqrt{40}\) ]
Q3) \(x^2 + 7x-7 =0\) [ \(x= \)-3\(\frac{1}{2}\) ± \( \sqrt{{ 19\frac{1}{4} }}\)]
Q4) \(x^2 -6x =0 \) [ \( x= 6 \) or \( x= 0 \)
]
Q4) \(x^2 + 14x-4 =0\) [ \(x=-7 ± \sqrt{53}\) ]
Q4) \(x^2 + 15x-2 =0\) [ \(x= \)-7\(\frac{1}{2}\) ± \( \sqrt{{ 58\frac{1}{4} }}\)]
Q5) \(x^2 + 2x =0 \) [ \( x= 0 \) or \( x= -2 \)
]
Q5) \(x^2 + 8x+8 =0\) [ \(x=-4 ± \sqrt{8}\) ]
Q5) \(x^2 + 11x-2 =0\) [ \(x= \)-5\(\frac{1}{2}\) ± \( \sqrt{{ 32\frac{1}{4} }}\)]
Q6) \(x^2 + 10x =0 \) [ \( x= 0 \) or \( x= -10 \)
]
Q6) \(x^2 + 14x+7 =0\) [ \(x=-7 ± \sqrt{42}\) ]
Q6) \(x^2 + 17x-4 =0\) [ \(x= \)-8\(\frac{1}{2}\) ± \( \sqrt{{ 76\frac{1}{4} }}\)]
Q7) \(x^2 + 4x =0 \) [ \( x= 0 \) or \( x= -4 \)
]
Q7) \(x^2 + 14x+2 =0\) [ \(x=-7 ± \sqrt{47}\) ]
Q7) \(x^2 + 17x-8 =0\) [ \(x= \)-8\(\frac{1}{2}\) ± \( \sqrt{{ 80\frac{1}{4} }}\)]
Q8) \(x^2 + 10x =0 \) [ \( x= 0 \) or \( x= -10 \)
]
Q8) \(x^2 + 8x+9 =0\) [ \(x=-4 ± \sqrt{7}\) ]
Q8) \(x^2 + 11x-5 =0\) [ \(x= \)-5\(\frac{1}{2}\) ± \( \sqrt{{ 35\frac{1}{4} }}\)]
Q9) \(x^2 -8x =0 \) [ \( x= 8 \) or \( x= 0 \)
]
Q9) \(x^2 + 12x-3 =0\) [ \(x=-6 ± \sqrt{39}\) ]
Q9) \(x^2 + 3x-7 =0\) [ \(x= \)-1\(\frac{1}{2}\) ± \( \sqrt{{ 9\frac{1}{4} }}\)]
Q10) \(x^2 -10x =0 \) [ \( x= 10 \) or \( x= 0 \)
]
Q10) \(x^2 + 16x+10 =0\) [ \(x=-8 ± \sqrt{54}\) ]
Q10) \(x^2 + 11x-10 =0\) [ \(x= \)-5\(\frac{1}{2}\) ± \( \sqrt{{ 40\frac{1}{4} }}\)]