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

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flyinglikeabird?Best ResponseYou've already chosen the best response.0
a = 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.
 one year ago

flyinglikeabird?Best ResponseYou've already chosen the best response.0
5^2 4(2)(8) = 25  64 = 39
 one year ago

flyinglikeabird?Best ResponseYou've already chosen the best response.0
I have no idea what I am doing....
 one year ago

MuskanBest ResponseYou've already chosen the best response.0
u have to use this formula
 one year ago

flyinglikeabird?Best ResponseYou've already chosen the best response.0
I 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.
 one year ago
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