that represents the square root of 3 Question 3 Write the following mathematical expressions as legal Java expressions: a. [(4 - n)/51 b. [7.5x - (3.5 + y)1/18x Question 4 Assume this: Inta - 7 double b-0.4: your Evaluate each of the following expressions by hand. Show your work, using a separate line for each evaluation step. Check work by writing and executing a program that evaluates these expressions and outputs the results. a. a + 3 / a b. 25 / ((a 4) * b) c. a / ba d. a # 2 - 2 % a Question 5 What does the following code fragment print? String - "bean" + "bag": System.out.println(s.equals("chain")! System.out.println((a.length() - 5) +""B.charAt(0) "1")