Spot the Operators in this Equation Puzzle! : 6 _ 9 _ 6 _ 5 = -1

This conundrum necessitates fast thinking and problem solving capabilities. You'll be presented with a formula with three operators missing. Your job is to discover the missing operators and finish the formula. It is a marvelous way to assess your familiarity with core math operations and hone your cognitive abilities. Get ready to use your intellect and have a blast!