The Student Room Group
a = 0.8929933691
a = -0.4464966846+4.074073866i
a = -0.4464966846-4.074073866i
Reply 2
are you sure these are the right signs ,cause this way it seems the solution is a fraction.
Reply 3
ooo sorry, just realised my mistake :frown: maths is getting to me :frown:

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