Ava45018
Ava45018
09-12-2017
Mathematics
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tynollette
tynollette
09-12-2017
recall the unreal number i²=-1
so -36 can be written into 36i², which is (6i)²
so 3√-36 + 2√-64= 3(6i)+2(8i)=18i + 16i=34i
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