AFCAT · Numerical Ability

NA10 — Algebra — Quiz

AFCAT 20 Questions No Negative Marking

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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)

B−4

C36

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