## anonymous 4 years ago similar prob to #8 but has fractions which is confusing me a little bit

1. anonymous

2. EarthCitizen

f(t)'=$-t ^{-2}$

3. anonymous

like i said, i'm not too familiar with all that... could you solve it completely by showing all work so i understand exactly what you did?

4. EarthCitizen

alryt, hang on

5. EarthCitizen

did you get $t=\sqrt{6} ?$

6. anonymous

i havent gotten anything for this prob because idk how to do this one

7. EarthCitizen

goodluck tho