Solving Quadratic Equations using the formula

Easy

Medium

Difficult

Q1) Solve \(x^2 + 14x-10\) =0 to 2 dp.
Q1) Solve \(4x^2 -x-9=0\) to 2 dp.
Q1) Solve \(4x^2 =-4x+6\) to 2 dp.
Q2) Solve \(x^2 + 6x-7\) =0 to 2 dp.
Q2) Solve \(3x^2 -4x-5=0\) to 2 dp.
Q2) Solve \(2x^2 =-x+10\) to 2 dp.
Q3) Solve \(x^2 + 4x+5\) =0 to 2 dp.
Q3) Solve \(5x^2 -x-6=0\) to 2 dp.
Q3) Solve \(4x^2 -5x =9\) to 2 dp.
Q4) Solve \(x^2 + 16x-4\) =0 to 2 dp.
Q4) Solve \(x^2 -3x-4=0\) to 2 dp.
Q4) Solve \(x^2 =3x-8\) to 2 dp.
Q5) Solve \(x^2 + 8x-7\) =0 to 2 dp.
Q5) Solve \(x^2 -5x-10=0\) to 2 dp.
Q5) Solve \(4x^2 =-2x+10\) to 2 dp.
Q6) Solve \(x^2 + 6x+10\) =0 to 2 dp.
Q6) Solve \(4x^2 -3x-7=0\) to 2 dp.
Q6) Solve \(x^2 =-4x+8\) to 2 dp.
Q7) Solve \(x^2 + 16x-9\) =0 to 2 dp.
Q7) Solve \(5x^2 -x-4=0\) to 2 dp.
Q7) Solve \(3x^2 + 5x =9\) to 2 dp.
Q8) Solve \(x^2 + 10x+6\) =0 to 2 dp.
Q8) Solve \(x^2 -6x+3=0\) to 2 dp.
Q8) Solve \(x^2 =-4x-3\) to 2 dp.
Q9) Solve \(x^2 + 6x-10\) =0 to 2 dp.
Q9) Solve \(5x^2 -5x-5=0\) to 2 dp.
Q9) Solve \(x^2 =-5x-9\) to 2 dp.
Q10) Solve \(x^2 + 10x+7\) =0 to 2 dp.
Q10) Solve \(2x^2 -4x-7=0\) to 2 dp.
Q10) Solve \(3x^2 + 2x =7\) to 2 dp.