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OpenStudy (anonymous):
Missed a letter from last question, sorry- solve for A: A^2+4a=45
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OpenStudy (anonymous):
\[a = - \sqrt{45 - 4a}\] \[a =+ \sqrt{45 - 4a}\]
OpenStudy (anonymous):
a^2=4a-45=0 (a+9)(a-5) a=-9,5
OpenStudy (anonymous):
Thank you!
OpenStudy (anonymous):
ur welcome medal please
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