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following the formula (-b+-√b^2-4ac) / 2a, working out -√b^2 - 4ac) / 2a
a= -0.10361
b=0.954769
c=1.09314

0.954769^2 + 4(-0.10361)(1.09314) / 0.20722
=−1.27469615664

whats the square root of -1.27469615664
and what are the 2 possible answers?