1. What are the zeros of the quadratic equation $76x^2+194x+69=0$

2. What are the zeros of the quadratic equation $12x^2+160x+69=0$

3. What are the zeros of the quadratic equation $51x^2+157x+61=0$

4. What are the zeros of the quadratic equation $34x^2+127x+42=0$

5. What are the zeros of the quadratic equation $47x^2+84x+7=0$

1. ${-0.43, -2.13}$

2. ${-0.45, -12.89}$

3. ${-0.46, -2.62}$

4. ${-0.37, -3.37}$

5. ${-0.09, -1.7}$