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Let $p$ be the positive root and $n$ the negative root of the quadratic $3x^2 + 5x - 2.$ What is $6p + 1$?

 Jul 15, 2020
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3x2 + 5x - 2  =  (3x - 1)(x + 2)

 

So, either  3x - 1  =  0     --->     x  =  ........

            or    x + 2  =  0     --->     x  =  .......

 

And, finish ...

 Jul 15, 2020

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