## anonymous 4 years ago $f(t)\sqrt{t^2+1}$ Find each function value if it exists

1. saifoo.khan

HEWWEO!

2. anonymous

HI!!!!!

3. id21

If it is f(t)=sqrt(t^2+1) Then you can say that t^2+1 must be positive or 0, so it can't be negative: t^2+1<0 t^2<-1 but t^2 always positive, so you can say that t can be all real number.

4. saifoo.khan

Hey im back!

5. anonymous

heyyyy

6. anonymous

so can you help me?

7. saifoo.khan

brb in 10mins.. eating dinner soory!

8. anonymous

K