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kidcashdw
08.10.2020 •
Mathematics
I’m rlly bad that theses and need ASAP y’all have till 9:46am to answer cuz I have to submit it by then so pls help me
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Ответ:
x = [-12 +- sq root (144 - 4*-10*-9)] / -20
x = [-12 +- sq root (144 -360)] / -20
x1 = 3/5 + (14.7 i / -20)
x2 = 3/5 - (14.7 i / -20
Hope this helps!!