Seudónimo Seudónimo
  • 04-05-2017
  • Mathematics
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I need help with 2 questions.

I need help with 2 questions class=

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Аноним Аноним
  • 04-05-2017
1st one is d.  since the square root wants the principle root (the positive one)

2nd one is C

set 3x + 3 = 0
3x = -3
x = -1
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