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Solve. x^2 + 8x = 24
–4 ± 2 √ 2
–4 ± 2√ 10
–4 ± 2√ 5
–4 ± 2√ 7
 one year ago
 one year ago
Solve. x^2 + 8x = 24 –4 ± 2 √ 2 –4 ± 2√ 10 –4 ± 2√ 5 –4 ± 2√ 7
 one year ago
 one year ago

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SkysthelimitBest ResponseYou've already chosen the best response.0
would it be the 2nd one?
 one year ago

AnimalAinBest ResponseYou've already chosen the best response.1
Move the constant term to the LHS and use the quadratic formula, or complete the square.
 one year ago

SkysthelimitBest ResponseYou've already chosen the best response.0
I know how to do it just looking for someone to check my answer and make sure its correct
 one year ago

AnimalAinBest ResponseYou've already chosen the best response.1
\[x^2 + 8x = 24 \implies x^2 + 8x +16=24+16 \implies (x+4)^2=40\] \[\implies x+4= \pm \sqrt{40} \implies x=4 \pm \sqrt{40}\]
 one year ago

AnimalAinBest ResponseYou've already chosen the best response.1
\[4 \pm \sqrt{40} =4 \pm 2 \sqrt {10}\]
 one year ago

SkysthelimitBest ResponseYou've already chosen the best response.0
ok so I was correct then :) thank you
 one year ago
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