Question

d) (x- 6) elevado ao 2 = 25x -4


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Answer 1

Resposta:

(x-6) ² = 25x-4

12x + 36 - 36 = 25x - 4 - 36

12x = 25x - 40

12x - 25x = 25x - 25x - 40

-13x = -40

-13x/13 = -40/-13

x = 40/13