Ihave the following integral, (from 0-9) ∫1/9+x^2 dx (i know it has something to do with d/dx (tan^-1) but i don't know how to work around the number 9, ty

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

In the geometric progression –3, 12, −48… what term is 3,072?

The total number of dental clinics total for the last 12 months was recorded