Use the Master Theorem to give the tightest Big-O bound on the following recurrences: a. T(n) = 3T(n/3) + 6n
b. T(n) = 11T(n/2) + 203n^3
c. T(n) = 2T(n/4) + n^2

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120