What is the limit of x as it approaches 3 of the function (2x + 1)/(x - 1)?
+
What is the equation of the logarithmic function with a vertical shift of 3 units upwards, a horizontal compression by a factor of 2, and a horizontal translation of 4 units to the right?
+
What is the length of the side opposite a 45-degree angle in a triangle with a side of length 8 and an adjacent angle of 30 degrees?