Question

(7 pangkat 2x+1 - 6 ) (7 pangkat 2x+1 - 2) = 5 . Tentukanlah nilai x

Answer 1

(2x+1-6)(2x+1-2) = 5
(2x - 5)(2x - 1) = 5
4x^2 - 2x - 10x + 5 = 5
4x^2 - 12x + 5 - 5 = 0
4x^2 - 12x = 0 (dibagi 4x)
X - 3 = 0
X = 3

Selesai :)
semoga membantu :) dan dijadikan jawaban terbaik :)