Please just help. Will report non-actual answers.

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)