Suppose an object moves along the y axis so that its location is y​f(x)=x^2 +x at time x​ (y is in​ meters, x is in​ seconds). Find ​(A) The average velocity​ (the average rate of change of y with respect to​ x) for x changing from to 2 to 4.
​(B) The average velocity for x changing from 2to 2+ h.
​(C) The instantaneous velocity at x=2 second.

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?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Standard deviation of 19,29,21,22,23