NathalyN
NathalyN
13-01-2016
Mathematics
contestada
Please help me!!! :(
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LPeek12
LPeek12
13-01-2016
Question 3.
x(x)
Question 4.
x=0 only
I am not sure about question 5 sorry.
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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
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