Question

Kai needs to solve the equation x2−6x−16=0 by completing the square. Which pair of steps is the most efficient way to begin?

Answer 1

x^2 - 6x - 16 = 0
x^2 - 6x = 16 Divide the -6 by 2 and complete the square:-
(x - 3)^2 - 9 = 16
(x - 3)^2 = 25

Answer 2

^2−6=16

^2−6+9=16+9

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