Answers

2014-06-25T13:47:43+08:00
  p² - 5 = 4
      p² = 4 + 5
      p² = 9 
      p = √9
      p₁ = +9              ANSWER
      p₂ = -9               ANSWER
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im checking it,its say it will not get the sum of -4 it will get the sum of positive 4 (1)^2-5=-4 its postive 4 i think there is no real solution for this
try to check it again.. -4 = -4.......solution is real and unequal..+1 and -1
1-5 = -4..ryt?
ok your ryt i just mistaken.thank you
not a problem..you are welcome..careful with the signs..keep it up..