• In Java

• You must provide test cases for each problem to justify that your program works. Sometimes you may want to test more than one case.

Question 4 (10 points): Solutions for a quadratic equation ax2 + bx + c = 0 where a 0 are as follows. 2a 2a if b2-4ac 2. Note: Your program should have a method that takes n as a parameter and print all valid pairs as (a, b). Show the corresponding pairs for n 1000 as a test case. hat a