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kaiya2022547
24.01.2020 •
Mathematics
Tran is solving the quadratic equation 2x2 – 4x – 3 = 0 by completing the square. his first four steps are shown in the table.
in which step did tran first make an error?
step 1
step 2
step 3
step 4
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Ответ:
80
Step-by-step explanation:
80+0=80