determine the nature of the roots of each quadratic equation by solving for the discrimant,then write the quadratic equation
1.x²+6x+9=0
2.x²+4x+6=0
3.2x²+x-15=0
4.2x²-3x+7=0
5.x²-6x+5=0
6.2x²-3x-6=0
7.3x²-6x+3=0
8.2x²+5x+6=0
1.x²+6x+9=0
2.x²+4x+6=0
3.2x²+x-15=0
4.2x²-3x+7=0
5.x²-6x+5=0
6.2x²-3x-6=0
7.3x²-6x+3=0
8.2x²+5x+6=0
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Step-by-step explanation:
1.x²+6x+9=0
2.x²+4x+6=0
3.2x²+x-15=0
4.2x²-3x+7=0