Mathematics for IGCSE & O level - Algebraic Manipulation (Section 7 - No. 34)
Which statements are true about the use of completing the square method?
Can be used to factorize quadratic expressions.
Can be used to find the maximum and minimum values of a quadratic function.
It is used to solve equations.
It is used to simplify algebraic expressions
Explication
All of the options given correctly describe the function of completing the square.