find the domain of the function
1) f(x)= log2( 49-x^2)
2) f(x)=In [1/x+5]
the domai of log(x) is x>0
So, we need
1) 49-x^2 > 0
2) 1/x+5 > 0
Just solve those inequalities.
1) f(x)= log2( 49-x^2)
2) f(x)=In [1/x+5]
So, we need
1) 49-x^2 > 0
2) 1/x+5 > 0
Just solve those inequalities.