math please help
posted by Anonymous .
if f(x) = √x^21 and g(x)=√x1, which expression represents f(x)/g(x) for x>1?
a) 1/√x+1
b) √x1
c) √x+1
d) √x

f(x)=sqrt (x^21 )
f/g= sqrt((x+1)(x1))/sqrt(x1)
= sqrt(x+1)
posted by Anonymous .
if f(x) = √x^21 and g(x)=√x1, which expression represents f(x)/g(x) for x>1?
a) 1/√x+1
b) √x1
c) √x+1
d) √x
f(x)=sqrt (x^21 )
f/g= sqrt((x+1)(x1))/sqrt(x1)
= sqrt(x+1)