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OpenStudy (anonymous):
sorry - I'm dumb. how do I get from: ƛ^2 -2ƛ = b^2 -1 to: ƛ = b±1 ? if you care to answer, please show your work with each step. thank you!
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OpenStudy (anonymous):
answer coming in 2 minutes
OpenStudy (anonymous):
OpenStudy (anonymous):
I hope this helped :)
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