SOLUTION: How many positive real and negative real roots are possible in this equation: P(x)=x^2+5x+30

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Question 915510: How many positive real and negative real roots are possible in this equation: P(x)=x^2+5x+30
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
If it is factorable, you expect negative roots, two of them. Look at discriminant if any difficulty in factoring....

First check 30.
2*3*2*5-----------no see easy choice....
Discriminant, 5%5E2-4%2A30=25-120%3C0


Discriminant is negative.
NO real roots.