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Katlyn99
Group Title
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
 one year ago
 one year ago
Katlyn99 Group Title
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
 one year ago
 one year ago

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Mertsj Group TitleBest ResponseYou've already chosen the best response.1
Do you know the quadratic formula?
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.1
Look in you book. It's in there.
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.1
Did you find it?
 one year ago

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

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

Mertsj Group TitleBest ResponseYou've already chosen the best response.1
Does yours look like that so far?
 one year ago

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

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

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

Mertsj Group TitleBest ResponseYou've already chosen the best response.1
Is that what you got?
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.1
you're welcome
 one year ago
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