NathalyN
NathalyN NathalyN
  • 13-01-2016
  • Mathematics
contestada

Please help me!!! :(

Please help me class=

Respuesta :

LPeek12 LPeek12
  • 13-01-2016
Question 3.
x(x)

Question 4.
x=0 only

I am not sure about question 5 sorry.
Answer Link
Аноним Аноним
  • 13-01-2016
Question 3

x(x + 12) = 0
x(x) = 0

Question 4

x = 0 or -1

Question 5
3rd box

x² - 49 = 0
x² = 49
√x² = √49
x = 7
Answer Link

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