please could you answer this questions

1- Solve the logarithmic equation for x. (Round your answer to four decimal places.)

ln(x âˆ’ 6) + ln(x + 7) = 1

2-If $300 is invested at an interest rate of 4.5% per year, find the amount of the investment at the end of 10 years for the following compounding methods. (Round your answers to the nearest cent.)

(a) Annually

(b) Semiannually

(c) Quarterly

(d) Continuously

3-Use the definition of the logarithmic function to find x.


x 8000 = 3

x =  


logx 100 = 2

x =