brockoli98
brockoli98
27-05-2015
Mathematics
contestada
Solve the system
6x^2-y^2-15=0
X^2+y^2-13=0
Respuesta :
MrWinner
MrWinner
27-05-2015
Here is the answer:
6x^2-y^2-15=0
+
X^2+y^2-13=0
______________
7x^2-28=0
7x^2=28/7
x^2=4
x=√4
x=2
Now we have to find Y
2^2+y^2-13=0
4+y^2-13=0
y^2-9=0
y^2=9
y=√9
y=3
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