What is the larger solution of x squared minus 5x plus 6 = 0?

Correct answer to question 24 (Mathematics Knowledge): 3

Method

Find two numbers multiplying to 6 and adding to -5: those are -2 and -3, so the equation factors as (x - 2)(x - 3) = 0. The solutions are 2 and 3, and the larger is 3.