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Ksju [112]
3 years ago
12

PLZZ HELP!

Mathematics
1 answer:
andreev551 [17]3 years ago
7 0
  1. (2•x•2 + 5•x – 3 = 0) D = 81
  2. (x•2 + 7•x + 2 = 0) D = [-2/9]
  3. (3•x•2 - 12•x + 12 = 0) D = 36
  4. (5•x•2 – 2•x – 11 = 0) D = 64
  5. (x•2 – 5•x + 8 = 0) D = 9
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