# Posts by Ande

Total # Posts: 3

**Precalc**

Thank you! It actually makes sense now.

**Precalc**

Find the indicated nth term of the geometric sequence. 7th term a5: -2/81 a9: -2/6561 I know the formula is an= a1 r ^ n-1 but I can't figure out how to apply it

**math**

What kind of math classes must you take to become a Biologist? What kind of math classes must you take to become a Geneticist? I'm not a biologist, but I do know a little about math. I know there's a specialty in math called bio-stastics. I think that course requires ...

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