djk11092
djk11092
26-03-2017
Mathematics
contestada
(x + 3)(x - 3) = 16 - 2x2
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Аноним
Аноним
26-03-2017
Multiply left side things...you will get x2-9 now x2-9=16-2x2 3x2=16+9 x2=25/3 x=+-5sqrt(1/3)
Answer Link
Аноним
Аноним
26-03-2017
x=±
√
3
5
I hope this helps. :)
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