Asked by joethle

what are the solutions to the equation
z^2 - 6z - 27 = 0 there are two solutions, and the options available are 3, -3, 9, and -9
Answered by oobleck
well, geez, did you try them?
Or, note that you want (z-9)(z+3) = 0
Answered by joethle
oh yeah me answer was 3, -9, but that doesn't feel right, or it may just be me
Answered by oobleck
good intuition. You got it exactly backwards.
Answered by joethle
oh so its -9, 3?
Answered by joethle
oh wait, -9, 3 isnt an answer,um, is it -3, 9?
now im confused
Answered by joethle
yeah all of the answers start with either 3 or -3
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