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Verified answer
Jawab⁶log (8x² + 3x +12) = 2 → 8x² + 3x + 12 = 6²
8x² + 3x + 12 = 36
8x² + 3x = 24
x² + 3/8 x = 3
(x + 3/16)² = 3 + 9/256
(x + 3/16)² = 777/256
x + 3/16 = 1/16 √777
x = 3/16 + 1/16 √777 = 1/16( 3 + √777)
x = 3/16 - 1/16 √777 = 1/16 (3 - √777)