Jawapan

  • Pengguna Brainly
2016-02-05T16:59:55+08:00
1/7 + 2p^2 = 0
2p^2 + 1/7 = 0
14p^2 + 1 = 7
14p^2 - 6 = 0
p = 0.6547 , p = - 0.6547
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