What is the effective of interest on a loan at 05 every 2

Question

1) Analyze and graph the function {(x²+x-12)/(x-1)}.

2) Solve (7x-3)/(x-5) ≤ 0.

3) Find the domain of f o f (f composite f) where f(x) = 1/(2x+3) and its domain. What is f o f-¹ and its domain.

4) Find f^-1 if f(x) = {(2x+3)/(x+4)} (It is a one to one function)

5) Solve 9^2x * 27^x = 1/81.

6) Using e^x as base function, plot 2-e^(-x+1) showing all the transformations including the asymptote if any.

7) Solve log 1000^x = -3.      

8) Plot the inverse of the function "log₂^x" and find its domain.

9) Simplify {(ln30-ln3)/(ln100-ln1)} + ln9 - ½ - ln10*log9.

10) Solve for x, y and z from (Use any method)

x-2y+3z = 6

2x+y+z = 2

-2x+4y-6z = -12

11) Find the inverse of [3  6].

                                 [1  2]

12)  What is the effective of interest on a loan at 0.5% every 2 weeks?

13) ½ life of radium is 34000 years. How long it will take 100%.

14) Zika virus doubles itself in 72 hours. How long it will take to quadruple.