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anonymous
 4 years ago
Determine the number of real solutions of x2 + 5x + 8 = 0. Show all your steps. (Hint: Use the discriminant.)
anonymous
 4 years ago
Determine the number of real solutions of x2 + 5x + 8 = 0. Show all your steps. (Hint: Use the discriminant.)

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0a = 2, b = 5, c = 8, put that into the discriminant we get x = 5 + 5^2 4(2)(8) and since it = 0 it has 1 real number and 1 rational root.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.05^2 4(2)(8) = 25  64 = 39

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0I have no idea what I am doing....

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1350067445840:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0u have to use this formula

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0I was, just not sure if I was using it right. And idk how to type it out. Which apparently you cannot exactly type it out.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1350067497678:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1350067560223:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0is \[x ^{2}\] o 2x ??
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