If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

Squares & Cubes — quick quiz

5 real KSP Constable questions on Squares & Cubes. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

HARD

If x = √3 + 1, then what is the value of x² - 2x?