A simple cipher takes a number and codes it ,using the function f(x)= 3x - 4. Find the inverse of this function, determine wheather the inverse is also a function and verify the symmetrical property about the line y=x ( by drawing the lines ).

Mixed-up sentence exercise

Put the parts in order to form a sentence. When you think your answer is correct, click on "Check" to check your answer. If you get stuck, click on "Hint" to find out the next correct part.