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Katlyn99
 2 years ago
Solve the following using the quadratic formula. Round to the nearest tenth, if necessary.
x2 + 5x  2 = 0
{2, 5}
{5.4, 0.4}
{1, 0.5}
No real solution
Katlyn99
 2 years ago
Solve the following using the quadratic formula. Round to the nearest tenth, if necessary. x2 + 5x  2 = 0 {2, 5} {5.4, 0.4} {1, 0.5} No real solution

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Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1Do you know the quadratic formula?

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1Look in you book. It's in there.

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1So in your equation, a = 1, b = 5, and c = 2 Just plug in those numbers in place of the letters.

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1\[x=\frac{5\pm \sqrt{5^24(1)(2)}}{2(1)}\]

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1Does yours look like that so far?

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1\[x=\frac{5\pm \sqrt{33}}{2}\]

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1Oh gees. They gave the answers in decimal form so now we need a calculator. Do you have one handy?

Mertsj
 2 years ago
Best ResponseYou've already chosen the best response.1\[\frac{5+\sqrt{33}}{2}=.37\approx .4\] \[\frac{5\sqrt{33}}{2}=5.37\approx 5.4\]
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