Go for option wise verification. Substitute all the options one by one and find out which one is correct.
Option wise verification will save your time in exams.
Varshaa M
CA Final
★ 35K+
05-Feb-23 00:35
You don't need a shortcut for this question at least. You know the roots (a, b), find sum of roots ((a+b =2) and product of roots (ab = -3/2).
a+b = 2, square both sides
