Answer:
Explanation:
hello :
x² + 9x + 2 = 0
∆ =b²- 4ac when : a =1 and b=9 and c=2
∆ =b²- 4ac = (9)²-4(1)(2) =81-8 = 73
∆ >0 two reals solutions......
1. it is x=-2/11
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