AFCAT Numerical Ability
Algebra — Quiz
20 Questions · No Negative Marking
Question 1
If x + 1/x = 5, find x² + 1/x². (AFCAT PYQ)
A21
B23
C25
D27
Question 2
Sum of roots of 2x² − 5x + 3 = 0: (AFCAT PYQ)
A5/2
B3/2
C−5/2
D2/5
Question 3
Discriminant of x² − 4x + 5 = 0: (AFCAT PYQ)
A4
B−4
C36
D0
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